65431665

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1621}}^1$

素因数の和:1671

約数の個数: 64

約数和(自身を含む): 130798080

約数和(自身を除く): 65366415

約数列:

[1, 3, 5, 9, 13, 15, 23, 27, 39, 45, 65, 69, 115, 117, 135, 195, 207, 299, 345, 351, 585, 621, 897, 1035, 1495, 1621, 1755, 2691, 3105, 4485, 4863, 8073, 8105, 13455, 14589, 21073, 24315, 37283, 40365, 43767, 63219, 72945, 105365, 111849, 186415, 189657, 218835, 316095, 335547, 484679, 559245, 568971, 948285, 1006641, 1454037, 1677735, 2423395, 2844855, 4362111, 5033205, 7270185, 13086333, 21810555, 65431665]

約数ペア:

[(1, 65431665), (3, 21810555), (5, 13086333), (9, 7270185), (13, 5033205), (15, 4362111), (23, 2844855), (27, 2423395), (39, 1677735), (45, 1454037), (65, 1006641), (69, 948285), (115, 568971), (117, 559245), (135, 484679), (195, 335547), (207, 316095), (299, 218835), (345, 189657), (351, 186415), (585, 111849), (621, 105365), (897, 72945), (1035, 63219), (1495, 43767), (1621, 40365), (1755, 37283), (2691, 24315), (3105, 21073), (4485, 14589), (4863, 13455), (8073, 8105)]