8487479

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 11665920

約数和(自身を除く): 3178441

約数列:

[1, 7, 11, 13, 61, 77, 91, 139, 143, 427, 671, 793, 973, 1001, 1529, 1807, 4697, 5551, 8479, 8723, 10703, 12649, 19877, 59353, 61061, 93269, 110227, 139139, 652883, 771589, 1212497, 8487479]

約数ペア:

[(1, 8487479), (7, 1212497), (11, 771589), (13, 652883), (61, 139139), (77, 110227), (91, 93269), (139, 61061), (143, 59353), (427, 19877), (671, 12649), (793, 10703), (973, 8723), (1001, 8479), (1529, 5551), (1807, 4697)]