81318412

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{170837}}^1$

素因数の和:170865

約数の個数: 24

約数和(自身を含む): 172204704

約数和(自身を除く): 90886292

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 170837, 341674, 683348, 1195859, 2391718, 2904229, 4783436, 5808458, 11616916, 20329603, 40659206, 81318412]

約数ペア:

[(1, 81318412), (2, 40659206), (4, 20329603), (7, 11616916), (14, 5808458), (17, 4783436), (28, 2904229), (34, 2391718), (68, 1195859), (119, 683348), (238, 341674), (476, 170837)]