128699676

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{72959}}^1$

素因数の和:72983

約数の個数: 54

約数和(自身を含む): 378443520

約数和(自身を除く): 249743844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 72959, 145918, 218877, 291836, 437754, 510713, 656631, 875508, 1021426, 1313262, 1532139, 2042852, 2626524, 3064278, 3574991, 4596417, 6128556, 7149982, 9192834, 10724973, 14299964, 18385668, 21449946, 32174919, 42899892, 64349838, 128699676]

約数ペア:

[(1, 128699676), (2, 64349838), (3, 42899892), (4, 32174919), (6, 21449946), (7, 18385668), (9, 14299964), (12, 10724973), (14, 9192834), (18, 7149982), (21, 6128556), (28, 4596417), (36, 3574991), (42, 3064278), (49, 2626524), (63, 2042852), (84, 1532139), (98, 1313262), (126, 1021426), (147, 875508), (196, 656631), (252, 510713), (294, 437754), (441, 291836), (588, 218877), (882, 145918), (1764, 72959)]