31297365

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2749}}^1$

素因数の和:2794

約数の個数: 48

約数和(自身を含む): 61776000

約数和(自身を除く): 30478635

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 207, 253, 345, 495, 759, 1035, 1265, 2277, 2749, 3795, 8247, 11385, 13745, 24741, 30239, 41235, 63227, 90717, 123705, 151195, 189681, 272151, 316135, 453585, 569043, 695497, 948405, 1360755, 2086491, 2845215, 3477485, 6259473, 10432455, 31297365]

約数ペア:

[(1, 31297365), (3, 10432455), (5, 6259473), (9, 3477485), (11, 2845215), (15, 2086491), (23, 1360755), (33, 948405), (45, 695497), (55, 569043), (69, 453585), (99, 316135), (115, 272151), (165, 189681), (207, 151195), (253, 123705), (345, 90717), (495, 63227), (759, 41235), (1035, 30239), (1265, 24741), (2277, 13745), (2749, 11385), (3795, 8247)]