28002546

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 144

約数和(自身を含む): 76684608

約数和(自身を除く): 48682062

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 23, 26, 33, 39, 43, 46, 66, 69, 78, 86, 99, 117, 121, 129, 138, 143, 198, 207, 234, 242, 253, 258, 286, 299, 363, 387, 414, 429, 473, 506, 559, 598, 726, 759, 774, 858, 897, 946, 989, 1089, 1118, 1287, 1419, 1518, 1573, 1677, 1794, 1978, 2178, 2277, 2574, 2691, 2783, 2838, 2967, 3146, 3289, 3354, 4257, 4554, 4719, 5031, 5203, 5382, 5566, 5934, 6149, 6578, 8349, 8514, 8901, 9438, 9867, 10062, 10406, 10879, 12298, 12857, 14157, 15609, 16698, 17802, 18447, 19734, 21758, 25047, 25714, 28314, 29601, 31218, 32637, 36179, 36894, 38571, 46827, 50094, 55341, 59202, 65274, 67639, 72358, 77142, 93654, 97911, 108537, 110682, 115713, 119669, 135278, 141427, 195822, 202917, 217074, 231426, 239338, 282854, 325611, 359007, 405834, 424281, 608751, 651222, 718014, 848562, 1077021, 1217502, 1272843, 1555697, 2154042, 2545686, 3111394, 4667091, 9334182, 14001273, 28002546]

約数ペア:

[(1, 28002546), (2, 14001273), (3, 9334182), (6, 4667091), (9, 3111394), (11, 2545686), (13, 2154042), (18, 1555697), (22, 1272843), (23, 1217502), (26, 1077021), (33, 848562), (39, 718014), (43, 651222), (46, 608751), (66, 424281), (69, 405834), (78, 359007), (86, 325611), (99, 282854), (117, 239338), (121, 231426), (129, 217074), (138, 202917), (143, 195822), (198, 141427), (207, 135278), (234, 119669), (242, 115713), (253, 110682), (258, 108537), (286, 97911), (299, 93654), (363, 77142), (387, 72358), (414, 67639), (429, 65274), (473, 59202), (506, 55341), (559, 50094), (598, 46827), (726, 38571), (759, 36894), (774, 36179), (858, 32637), (897, 31218), (946, 29601), (989, 28314), (1089, 25714), (1118, 25047), (1287, 21758), (1419, 19734), (1518, 18447), (1573, 17802), (1677, 16698), (1794, 15609), (1978, 14157), (2178, 12857), (2277, 12298), (2574, 10879), (2691, 10406), (2783, 10062), (2838, 9867), (2967, 9438), (3146, 8901), (3289, 8514), (3354, 8349), (4257, 6578), (4554, 6149), (4719, 5934), (5031, 5566), (5203, 5382)]