405156908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{9631}}^1$

素因数の和:10457

約数の個数: 24

約数和(自身を含む): 764588160

約数和(自身を除く): 359431252

約数列:

[1, 2, 4, 13, 26, 52, 809, 1618, 3236, 9631, 10517, 19262, 21034, 38524, 42068, 125203, 250406, 500812, 7791479, 15582958, 31165916, 101289227, 202578454, 405156908]

約数ペア:

[(1, 405156908), (2, 202578454), (4, 101289227), (13, 31165916), (26, 15582958), (52, 7791479), (809, 500812), (1618, 250406), (3236, 125203), (9631, 42068), (10517, 38524), (19262, 21034)]