260999726

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4099}}^1$

素因数の和:4224

約数の個数: 32

約数和(自身を含む): 440832000

約数和(自身を除く): 179832274

約数列:

[1, 2, 13, 26, 31, 62, 79, 158, 403, 806, 1027, 2054, 2449, 4099, 4898, 8198, 31837, 53287, 63674, 106574, 127069, 254138, 323821, 647642, 1651897, 3303794, 4209673, 8419346, 10038451, 20076902, 130499863, 260999726]

約数ペア:

[(1, 260999726), (2, 130499863), (13, 20076902), (26, 10038451), (31, 8419346), (62, 4209673), (79, 3303794), (158, 1651897), (403, 647642), (806, 323821), (1027, 254138), (2054, 127069), (2449, 106574), (4099, 63674), (4898, 53287), (8198, 31837)]