28239354

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:114

約数の個数: 160

約数和(自身を含む): 79035264

約数和(自身を除く): 50795910

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 23, 26, 27, 33, 39, 46, 53, 54, 66, 69, 78, 81, 99, 106, 117, 138, 143, 159, 162, 198, 207, 234, 253, 286, 297, 299, 318, 351, 414, 429, 477, 506, 583, 594, 598, 621, 689, 702, 759, 858, 891, 897, 954, 1053, 1166, 1219, 1242, 1287, 1378, 1431, 1518, 1749, 1782, 1794, 1863, 2067, 2106, 2277, 2438, 2574, 2691, 2862, 3289, 3498, 3657, 3726, 3861, 4134, 4293, 4554, 5247, 5382, 6201, 6578, 6831, 7314, 7579, 7722, 8073, 8586, 9867, 10494, 10971, 11583, 12402, 13409, 13662, 15158, 15741, 15847, 16146, 18603, 19734, 20493, 21942, 22737, 23166, 24219, 26818, 29601, 31482, 31694, 32913, 37206, 40227, 40986, 45474, 47223, 47541, 48438, 55809, 59202, 65826, 68211, 80454, 88803, 94446, 95082, 98739, 111618, 120681, 136422, 142623, 174317, 177606, 197478, 204633, 241362, 266409, 285246, 348634, 362043, 409266, 427869, 522951, 532818, 613899, 724086, 855738, 1045902, 1086129, 1227798, 1283607, 1568853, 2172258, 2567214, 3137706, 4706559, 9413118, 14119677, 28239354]

約数ペア:

[(1, 28239354), (2, 14119677), (3, 9413118), (6, 4706559), (9, 3137706), (11, 2567214), (13, 2172258), (18, 1568853), (22, 1283607), (23, 1227798), (26, 1086129), (27, 1045902), (33, 855738), (39, 724086), (46, 613899), (53, 532818), (54, 522951), (66, 427869), (69, 409266), (78, 362043), (81, 348634), (99, 285246), (106, 266409), (117, 241362), (138, 204633), (143, 197478), (159, 177606), (162, 174317), (198, 142623), (207, 136422), (234, 120681), (253, 111618), (286, 98739), (297, 95082), (299, 94446), (318, 88803), (351, 80454), (414, 68211), (429, 65826), (477, 59202), (506, 55809), (583, 48438), (594, 47541), (598, 47223), (621, 45474), (689, 40986), (702, 40227), (759, 37206), (858, 32913), (891, 31694), (897, 31482), (954, 29601), (1053, 26818), (1166, 24219), (1219, 23166), (1242, 22737), (1287, 21942), (1378, 20493), (1431, 19734), (1518, 18603), (1749, 16146), (1782, 15847), (1794, 15741), (1863, 15158), (2067, 13662), (2106, 13409), (2277, 12402), (2438, 11583), (2574, 10971), (2691, 10494), (2862, 9867), (3289, 8586), (3498, 8073), (3657, 7722), (3726, 7579), (3861, 7314), (4134, 6831), (4293, 6578), (4554, 6201), (5247, 5382)]