90895028

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{31517}}^1$

素因数の和:31631

約数の個数: 24

約数和(自身を含む): 183560832

約数和(自身を除く): 92665804

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 31517, 63034, 126068, 220619, 441238, 882476, 3246251, 6492502, 12985004, 22723757, 45447514, 90895028]

約数ペア:

[(1, 90895028), (2, 45447514), (4, 22723757), (7, 12985004), (14, 6492502), (28, 3246251), (103, 882476), (206, 441238), (412, 220619), (721, 126068), (1442, 63034), (2884, 31517)]