255448648

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{350891}}^1$

素因数の和:350917

約数の個数: 32

約数和(自身を含む): 589498560

約数和(自身を除く): 334049912

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 350891, 701782, 1403564, 2456237, 2807128, 4561583, 4912474, 9123166, 9824948, 18246332, 19649896, 31931081, 36492664, 63862162, 127724324, 255448648]

約数ペア:

[(1, 255448648), (2, 127724324), (4, 63862162), (7, 36492664), (8, 31931081), (13, 19649896), (14, 18246332), (26, 9824948), (28, 9123166), (52, 4912474), (56, 4561583), (91, 2807128), (104, 2456237), (182, 1403564), (364, 701782), (728, 350891)]