28113228

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 86102016

約数和(自身を除く): 57988788

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 43, 44, 52, 66, 78, 86, 99, 117, 127, 129, 132, 143, 156, 172, 198, 234, 254, 258, 286, 381, 387, 396, 429, 468, 473, 508, 516, 559, 572, 762, 774, 858, 946, 1118, 1143, 1287, 1397, 1419, 1524, 1548, 1651, 1677, 1716, 1892, 2236, 2286, 2574, 2794, 2838, 3302, 3354, 4191, 4257, 4572, 4953, 5031, 5148, 5461, 5588, 5676, 6149, 6604, 6708, 8382, 8514, 9906, 10062, 10922, 12298, 12573, 14859, 16383, 16764, 17028, 18161, 18447, 19812, 20124, 21844, 24596, 25146, 29718, 32766, 36322, 36894, 49149, 50292, 54483, 55341, 59436, 60071, 65532, 70993, 72644, 73788, 98298, 108966, 110682, 120142, 141986, 163449, 180213, 196596, 212979, 217932, 221364, 240284, 283972, 326898, 360426, 425958, 540639, 638937, 653796, 720852, 780923, 851916, 1081278, 1277874, 1561846, 2162556, 2342769, 2555748, 3123692, 4685538, 7028307, 9371076, 14056614, 28113228]

約数ペア:

[(1, 28113228), (2, 14056614), (3, 9371076), (4, 7028307), (6, 4685538), (9, 3123692), (11, 2555748), (12, 2342769), (13, 2162556), (18, 1561846), (22, 1277874), (26, 1081278), (33, 851916), (36, 780923), (39, 720852), (43, 653796), (44, 638937), (52, 540639), (66, 425958), (78, 360426), (86, 326898), (99, 283972), (117, 240284), (127, 221364), (129, 217932), (132, 212979), (143, 196596), (156, 180213), (172, 163449), (198, 141986), (234, 120142), (254, 110682), (258, 108966), (286, 98298), (381, 73788), (387, 72644), (396, 70993), (429, 65532), (468, 60071), (473, 59436), (508, 55341), (516, 54483), (559, 50292), (572, 49149), (762, 36894), (774, 36322), (858, 32766), (946, 29718), (1118, 25146), (1143, 24596), (1287, 21844), (1397, 20124), (1419, 19812), (1524, 18447), (1548, 18161), (1651, 17028), (1677, 16764), (1716, 16383), (1892, 14859), (2236, 12573), (2286, 12298), (2574, 10922), (2794, 10062), (2838, 9906), (3302, 8514), (3354, 8382), (4191, 6708), (4257, 6604), (4572, 6149), (4953, 5676), (5031, 5588), (5148, 5461)]