12985687148

素因数分解:

$2^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{944551}}^1$

素因数の和:945053

約数の個数: 24

約数和(自身を含む): 26024296704

約数和(自身を除く): 13038609556

約数列:

[1, 2, 4, 7, 14, 28, 491, 982, 1964, 3437, 6874, 13748, 944551, 1889102, 3778204, 6611857, 13223714, 26447428, 463774541, 927549082, 1855098164, 3246421787, 6492843574, 12985687148]

約数ペア:

[(1, 12985687148), (2, 6492843574), (4, 3246421787), (7, 1855098164), (14, 927549082), (28, 463774541), (491, 26447428), (982, 13223714), (1964, 6611857), (3437, 3778204), (6874, 1889102), (13748, 944551)]