668305395

素因数分解:

$3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{82051}}^1$

素因数の和:82243

約数の個数: 24

約数和(自身を含む): 1164810192

約数和(自身を除く): 496504797

約数列:

[1, 3, 5, 9, 15, 45, 181, 543, 905, 1629, 2715, 8145, 82051, 246153, 410255, 738459, 1230765, 3692295, 14851231, 44553693, 74256155, 133661079, 222768465, 668305395]

約数ペア:

[(1, 668305395), (3, 222768465), (5, 133661079), (9, 74256155), (15, 44553693), (45, 14851231), (181, 3692295), (543, 1230765), (905, 738459), (1629, 410255), (2715, 246153), (8145, 82051)]