1220778

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:108

約数の個数: 64

約数和(自身を含む): 3064320

約数和(自身を除く): 1843542

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 47, 54, 74, 78, 94, 111, 117, 141, 222, 234, 282, 333, 351, 423, 481, 611, 666, 702, 846, 962, 999, 1222, 1269, 1443, 1739, 1833, 1998, 2538, 2886, 3478, 3666, 4329, 5217, 5499, 8658, 10434, 10998, 12987, 15651, 16497, 22607, 25974, 31302, 32994, 45214, 46953, 67821, 93906, 135642, 203463, 406926, 610389, 1220778]

約数ペア:

[(1, 1220778), (2, 610389), (3, 406926), (6, 203463), (9, 135642), (13, 93906), (18, 67821), (26, 46953), (27, 45214), (37, 32994), (39, 31302), (47, 25974), (54, 22607), (74, 16497), (78, 15651), (94, 12987), (111, 10998), (117, 10434), (141, 8658), (222, 5499), (234, 5217), (282, 4329), (333, 3666), (351, 3478), (423, 2886), (481, 2538), (611, 1998), (666, 1833), (702, 1739), (846, 1443), (962, 1269), (999, 1222)]