291319730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{4861}}^1$

素因数の和:5342

約数の個数: 32

約数和(自身を含む): 566053488

約数和(自身を除く): 274733758

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 461, 922, 2305, 4610, 4861, 5993, 9722, 11986, 24305, 29965, 48610, 59930, 63193, 126386, 315965, 631930, 2240921, 4481842, 11204605, 22409210, 29131973, 58263946, 145659865, 291319730]

約数ペア:

[(1, 291319730), (2, 145659865), (5, 58263946), (10, 29131973), (13, 22409210), (26, 11204605), (65, 4481842), (130, 2240921), (461, 631930), (922, 315965), (2305, 126386), (4610, 63193), (4861, 59930), (5993, 48610), (9722, 29965), (11986, 24305)]