20170363255

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{137771}}^1$

素因数の和:137919

約数の個数: 32

約数和(自身を含む): 28568401920

約数和(自身を除く): 8398038665

約数列:

[1, 5, 7, 35, 47, 89, 235, 329, 445, 623, 1645, 3115, 4183, 20915, 29281, 137771, 146405, 688855, 964397, 4821985, 6475237, 12261619, 32376185, 45326659, 61308095, 85831333, 226633295, 429156665, 576296093, 2881480465, 4034072651, 20170363255]

約数ペア:

[(1, 20170363255), (5, 4034072651), (7, 2881480465), (35, 576296093), (47, 429156665), (89, 226633295), (235, 85831333), (329, 61308095), (445, 45326659), (623, 32376185), (1645, 12261619), (3115, 6475237), (4183, 4821985), (20915, 964397), (29281, 688855), (137771, 146405)]