22222485

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 43752960

約数和(自身を除く): 21530475

約数列:

[1, 3, 5, 9, 15, 17, 23, 27, 45, 51, 69, 85, 115, 135, 153, 207, 255, 345, 391, 421, 459, 621, 765, 1035, 1173, 1263, 1955, 2105, 2295, 3105, 3519, 3789, 5865, 6315, 7157, 9683, 10557, 11367, 17595, 18945, 21471, 29049, 35785, 48415, 52785, 56835, 64413, 87147, 107355, 145245, 164611, 193239, 261441, 322065, 435735, 493833, 823055, 966195, 1307205, 1481499, 2469165, 4444497, 7407495, 22222485]

約数ペア:

[(1, 22222485), (3, 7407495), (5, 4444497), (9, 2469165), (15, 1481499), (17, 1307205), (23, 966195), (27, 823055), (45, 493833), (51, 435735), (69, 322065), (85, 261441), (115, 193239), (135, 164611), (153, 145245), (207, 107355), (255, 87147), (345, 64413), (391, 56835), (421, 52785), (459, 48415), (621, 35785), (765, 29049), (1035, 21471), (1173, 18945), (1263, 17595), (1955, 11367), (2105, 10557), (2295, 9683), (3105, 7157), (3519, 6315), (3789, 5865)]