30117815

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1789}}^1$

素因数の和:1851

約数の個数: 32

約数和(自身を含む): 45709440

約数和(自身を除く): 15591625

約数列:

[1, 5, 7, 13, 35, 37, 65, 91, 185, 259, 455, 481, 1295, 1789, 2405, 3367, 8945, 12523, 16835, 23257, 62615, 66193, 116285, 162799, 330965, 463351, 813995, 860509, 2316755, 4302545, 6023563, 30117815]

約数ペア:

[(1, 30117815), (5, 6023563), (7, 4302545), (13, 2316755), (35, 860509), (37, 813995), (65, 463351), (91, 330965), (185, 162799), (259, 116285), (455, 66193), (481, 62615), (1295, 23257), (1789, 16835), (2405, 12523), (3367, 8945)]