31290545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 44634240

約数和(自身を除く): 13343695

約数列:

[1, 5, 11, 13, 55, 65, 107, 143, 409, 535, 715, 1177, 1391, 2045, 4499, 5317, 5885, 6955, 15301, 22495, 26585, 43763, 58487, 76505, 218815, 292435, 481393, 568919, 2406965, 2844595, 6258109, 31290545]

約数ペア:

[(1, 31290545), (5, 6258109), (11, 2844595), (13, 2406965), (55, 568919), (65, 481393), (107, 292435), (143, 218815), (409, 76505), (535, 58487), (715, 43763), (1177, 26585), (1391, 22495), (2045, 15301), (4499, 6955), (5317, 5885)]