1279897912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{53633}}^1$

素因数の和:53815

約数の個数: 32

約数和(自身を含む): 2542251600

約数和(自身を除く): 1262353688

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 157, 314, 628, 1256, 2983, 5966, 11932, 23864, 53633, 107266, 214532, 429064, 1019027, 2038054, 4076108, 8152216, 8420381, 16840762, 33681524, 67363048, 159987239, 319974478, 639948956, 1279897912]

約数ペア:

[(1, 1279897912), (2, 639948956), (4, 319974478), (8, 159987239), (19, 67363048), (38, 33681524), (76, 16840762), (152, 8420381), (157, 8152216), (314, 4076108), (628, 2038054), (1256, 1019027), (2983, 429064), (5966, 214532), (11932, 107266), (23864, 53633)]