181704328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{4357}}^1$

素因数の和:4777

約数の個数: 32

約数和(自身を含む): 367902360

約数和(自身を除く): 186198032

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 401, 802, 1604, 3208, 4357, 5213, 8714, 10426, 17428, 20852, 34856, 41704, 56641, 113282, 226564, 453128, 1747157, 3494314, 6988628, 13977256, 22713041, 45426082, 90852164, 181704328]

約数ペア:

[(1, 181704328), (2, 90852164), (4, 45426082), (8, 22713041), (13, 13977256), (26, 6988628), (52, 3494314), (104, 1747157), (401, 453128), (802, 226564), (1604, 113282), (3208, 56641), (4357, 41704), (5213, 34856), (8714, 20852), (10426, 17428)]