16987287745

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{2939}}^1$

素因数の和:3337

約数の個数: 32

約数和(自身を含む): 21182112000

約数和(自身を除く): 4194824255

約数列:

[1, 5, 37, 157, 185, 199, 785, 995, 2939, 5809, 7363, 14695, 29045, 31243, 36815, 108743, 156215, 461423, 543715, 584861, 1155991, 2307115, 2924305, 5779955, 17072651, 21639857, 85363255, 91823177, 108199285, 459115885, 3397457549, 16987287745]

約数ペア:

[(1, 16987287745), (5, 3397457549), (37, 459115885), (157, 108199285), (185, 91823177), (199, 85363255), (785, 21639857), (995, 17072651), (2939, 5779955), (5809, 2924305), (7363, 2307115), (14695, 1155991), (29045, 584861), (31243, 543715), (36815, 461423), (108743, 156215)]