163281885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{1571}}^1$

素因数の和:1646

約数の個数: 48

約数和(自身を含む): 289977408

約数和(自身を除く): 126695523

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 169, 195, 205, 507, 533, 615, 845, 1571, 1599, 2535, 2665, 4713, 6929, 7855, 7995, 20423, 20787, 23565, 34645, 61269, 64411, 102115, 103935, 193233, 265499, 306345, 322055, 796497, 837343, 966165, 1327495, 2512029, 3982485, 4186715, 10885459, 12560145, 32656377, 54427295, 163281885]

約数ペア:

[(1, 163281885), (3, 54427295), (5, 32656377), (13, 12560145), (15, 10885459), (39, 4186715), (41, 3982485), (65, 2512029), (123, 1327495), (169, 966165), (195, 837343), (205, 796497), (507, 322055), (533, 306345), (615, 265499), (845, 193233), (1571, 103935), (1599, 102115), (2535, 64411), (2665, 61269), (4713, 34645), (6929, 23565), (7855, 20787), (7995, 20423)]