42491930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1051}}^1$

素因数の和:1382

約数の個数: 32

約数和(自身を含む): 82712448

約数和(自身を除く): 40220518

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 311, 622, 1051, 1555, 2102, 3110, 4043, 5255, 8086, 10510, 13663, 20215, 27326, 40430, 68315, 136630, 326861, 653722, 1634305, 3268610, 4249193, 8498386, 21245965, 42491930]

約数ペア:

[(1, 42491930), (2, 21245965), (5, 8498386), (10, 4249193), (13, 3268610), (26, 1634305), (65, 653722), (130, 326861), (311, 136630), (622, 68315), (1051, 40430), (1555, 27326), (2102, 20215), (3110, 13663), (4043, 10510), (5255, 8086)]