15685085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 21500640

約数和(自身を除く): 5815555

約数列:

[1, 5, 13, 29, 53, 65, 145, 157, 265, 377, 689, 785, 1537, 1885, 2041, 3445, 4553, 7685, 8321, 10205, 19981, 22765, 41605, 59189, 99905, 108173, 241309, 295945, 540865, 1206545, 3137017, 15685085]

約数ペア:

[(1, 15685085), (5, 3137017), (13, 1206545), (29, 540865), (53, 295945), (65, 241309), (145, 108173), (157, 99905), (265, 59189), (377, 41605), (689, 22765), (785, 19981), (1537, 10205), (1885, 8321), (2041, 7685), (3445, 4553)]