42161418

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 110880000

約数和(自身を除く): 68718582

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 29, 38, 39, 54, 57, 58, 78, 87, 109, 114, 117, 171, 174, 218, 234, 247, 261, 327, 342, 351, 377, 494, 513, 522, 551, 654, 702, 741, 754, 783, 981, 1026, 1102, 1131, 1417, 1482, 1566, 1653, 1962, 2071, 2223, 2262, 2834, 2943, 3161, 3306, 3393, 4142, 4251, 4446, 4959, 5886, 6213, 6322, 6669, 6786, 7163, 8502, 9483, 9918, 10179, 12426, 12753, 13338, 14326, 14877, 18639, 18966, 20358, 21489, 25506, 26923, 28449, 29754, 37278, 38259, 41093, 42978, 53846, 55917, 56898, 60059, 64467, 76518, 80769, 82186, 85347, 111834, 120118, 123279, 128934, 161538, 170694, 180177, 193401, 242307, 246558, 360354, 369837, 386802, 484614, 540531, 726921, 739674, 780767, 1081062, 1109511, 1453842, 1561534, 1621593, 2219022, 2342301, 3243186, 4684602, 7026903, 14053806, 21080709, 42161418]

約数ペア:

[(1, 42161418), (2, 21080709), (3, 14053806), (6, 7026903), (9, 4684602), (13, 3243186), (18, 2342301), (19, 2219022), (26, 1621593), (27, 1561534), (29, 1453842), (38, 1109511), (39, 1081062), (54, 780767), (57, 739674), (58, 726921), (78, 540531), (87, 484614), (109, 386802), (114, 369837), (117, 360354), (171, 246558), (174, 242307), (218, 193401), (234, 180177), (247, 170694), (261, 161538), (327, 128934), (342, 123279), (351, 120118), (377, 111834), (494, 85347), (513, 82186), (522, 80769), (551, 76518), (654, 64467), (702, 60059), (741, 56898), (754, 55917), (783, 53846), (981, 42978), (1026, 41093), (1102, 38259), (1131, 37278), (1417, 29754), (1482, 28449), (1566, 26923), (1653, 25506), (1962, 21489), (2071, 20358), (2223, 18966), (2262, 18639), (2834, 14877), (2943, 14326), (3161, 13338), (3306, 12753), (3393, 12426), (4142, 10179), (4251, 9918), (4446, 9483), (4959, 8502), (5886, 7163), (6213, 6786), (6322, 6669)]