291255418064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{20899499}}^1$

素因数の和:20899587

約数の個数: 40

約数和(自身を含む): 616786044000

約数和(自身を除く): 325530625936

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 6968, 13936, 20899499, 41798998, 83597996, 167195992, 271693487, 334391984, 543386974, 1086773948, 1400266433, 2173547896, 2800532866, 4347095792, 5601065732, 11202131464, 18203463629, 22404262928, 36406927258, 72813854516, 145627709032, 291255418064]

約数ペア:

[(1, 291255418064), (2, 145627709032), (4, 72813854516), (8, 36406927258), (13, 22404262928), (16, 18203463629), (26, 11202131464), (52, 5601065732), (67, 4347095792), (104, 2800532866), (134, 2173547896), (208, 1400266433), (268, 1086773948), (536, 543386974), (871, 334391984), (1072, 271693487), (1742, 167195992), (3484, 83597996), (6968, 41798998), (13936, 20899499)]