1285278616

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{1023311}}^1$

素因数の和:1023474

約数の個数: 16

約数和(自身を含む): 2425249440

約数和(自身を除く): 1139970824

約数列:

[1, 2, 4, 8, 157, 314, 628, 1256, 1023311, 2046622, 4093244, 8186488, 160659827, 321319654, 642639308, 1285278616]

約数ペア:

[(1, 1285278616), (2, 642639308), (4, 321319654), (8, 160659827), (157, 8186488), (314, 4093244), (628, 2046622), (1256, 1023311)]