521553734

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{8191}}^1$

素因数の和:8316

約数の個数: 32

約数和(自身を含む): 880803840

約数和(自身を除く): 359250106

約数列:

[1, 2, 13, 26, 31, 62, 79, 158, 403, 806, 1027, 2054, 2449, 4898, 8191, 16382, 31837, 63674, 106483, 212966, 253921, 507842, 647089, 1294178, 3300973, 6601946, 8412157, 16824314, 20059759, 40119518, 260776867, 521553734]

約数ペア:

[(1, 521553734), (2, 260776867), (13, 40119518), (26, 20059759), (31, 16824314), (62, 8412157), (79, 6601946), (158, 3300973), (403, 1294178), (806, 647089), (1027, 507842), (2054, 253921), (2449, 212966), (4898, 106483), (8191, 63674), (16382, 31837)]