491180405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{18229}}^1$

素因数の和:18568

約数の個数: 16

約数和(自身を含む): 626091120

約数和(自身を除く): 134910715

約数列:

[1, 5, 17, 85, 317, 1585, 5389, 18229, 26945, 91145, 309893, 1549465, 5778593, 28892965, 98236081, 491180405]

約数ペア:

[(1, 491180405), (5, 98236081), (17, 28892965), (85, 5778593), (317, 1549465), (1585, 309893), (5389, 91145), (18229, 26945)]