17130815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 24131520

約数和(自身を除く): 7000705

約数列:

[1, 5, 13, 17, 37, 65, 85, 185, 221, 419, 481, 629, 1105, 2095, 2405, 3145, 5447, 7123, 8177, 15503, 27235, 35615, 40885, 77515, 92599, 201539, 263551, 462995, 1007695, 1317755, 3426163, 17130815]

約数ペア:

[(1, 17130815), (5, 3426163), (13, 1317755), (17, 1007695), (37, 462995), (65, 263551), (85, 201539), (185, 92599), (221, 77515), (419, 40885), (481, 35615), (629, 27235), (1105, 15503), (2095, 8177), (2405, 7123), (3145, 5447)]