15250081

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 20275200

約数和(自身を除く): 5025119

約数列:

[1, 7, 11, 23, 77, 79, 109, 161, 253, 553, 763, 869, 1199, 1771, 1817, 2507, 6083, 8393, 8611, 12719, 17549, 19987, 27577, 60277, 94721, 139909, 193039, 198053, 663047, 1386371, 2178583, 15250081]

約数ペア:

[(1, 15250081), (7, 2178583), (11, 1386371), (23, 663047), (77, 198053), (79, 193039), (109, 139909), (161, 94721), (253, 60277), (553, 27577), (763, 19987), (869, 17549), (1199, 12719), (1771, 8611), (1817, 8393), (2507, 6083)]