208219674

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{62081}}^1$

素因数の和:62142

約数の個数: 32

約数和(自身を含む): 458910144

約数和(自身を除く): 250690470

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 62081, 124162, 186243, 372486, 807053, 1614106, 2421159, 2669483, 4842318, 5338966, 8008449, 16016898, 34703279, 69406558, 104109837, 208219674]

約数ペア:

[(1, 208219674), (2, 104109837), (3, 69406558), (6, 34703279), (13, 16016898), (26, 8008449), (39, 5338966), (43, 4842318), (78, 2669483), (86, 2421159), (129, 1614106), (258, 807053), (559, 372486), (1118, 186243), (1677, 124162), (3354, 62081)]