188721845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{733}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 259695072

約数和(自身を除く): 70973227

約数列:

[1, 5, 13, 17, 65, 85, 221, 233, 733, 1105, 1165, 3029, 3665, 3961, 9529, 12461, 15145, 19805, 47645, 51493, 62305, 161993, 170789, 257465, 809965, 853945, 2220257, 2903413, 11101285, 14517065, 37744369, 188721845]

約数ペア:

[(1, 188721845), (5, 37744369), (13, 14517065), (17, 11101285), (65, 2903413), (85, 2220257), (221, 853945), (233, 809965), (733, 257465), (1105, 170789), (1165, 161993), (3029, 62305), (3665, 51493), (3961, 47645), (9529, 19805), (12461, 15145)]