28868868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1051}}^1$

素因数の和:1177

約数の個数: 72

約数和(自身を含む): 84244160

約数和(自身を除く): 55375292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 109, 126, 218, 252, 327, 436, 654, 763, 981, 1051, 1308, 1526, 1962, 2102, 2289, 3052, 3153, 3924, 4204, 4578, 6306, 6867, 7357, 9156, 9459, 12612, 13734, 14714, 18918, 22071, 27468, 29428, 37836, 44142, 66213, 88284, 114559, 132426, 229118, 264852, 343677, 458236, 687354, 801913, 1031031, 1374708, 1603826, 2062062, 2405739, 3207652, 4124124, 4811478, 7217217, 9622956, 14434434, 28868868]

約数ペア:

[(1, 28868868), (2, 14434434), (3, 9622956), (4, 7217217), (6, 4811478), (7, 4124124), (9, 3207652), (12, 2405739), (14, 2062062), (18, 1603826), (21, 1374708), (28, 1031031), (36, 801913), (42, 687354), (63, 458236), (84, 343677), (109, 264852), (126, 229118), (218, 132426), (252, 114559), (327, 88284), (436, 66213), (654, 44142), (763, 37836), (981, 29428), (1051, 27468), (1308, 22071), (1526, 18918), (1962, 14714), (2102, 13734), (2289, 12612), (3052, 9459), (3153, 9156), (3924, 7357), (4204, 6867), (4578, 6306)]