679497

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 1182720

約数和(自身を除く): 503223

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 131, 133, 247, 273, 393, 399, 741, 917, 1703, 1729, 2489, 2751, 5109, 5187, 7467, 11921, 17423, 32357, 35763, 52269, 97071, 226499, 679497]

約数ペア:

[(1, 679497), (3, 226499), (7, 97071), (13, 52269), (19, 35763), (21, 32357), (39, 17423), (57, 11921), (91, 7467), (131, 5187), (133, 5109), (247, 2751), (273, 2489), (393, 1729), (399, 1703), (741, 917)]