56556981

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{599}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 90720000

約数和(自身を除く): 34163019

約数列:

[1, 3, 9, 13, 27, 39, 117, 269, 351, 599, 807, 1797, 2421, 3497, 5391, 7263, 7787, 10491, 16173, 23361, 31473, 70083, 94419, 161131, 210249, 483393, 1450179, 2094703, 4350537, 6284109, 18852327, 56556981]

約数ペア:

[(1, 56556981), (3, 18852327), (9, 6284109), (13, 4350537), (27, 2094703), (39, 1450179), (117, 483393), (269, 210249), (351, 161131), (599, 94419), (807, 70083), (1797, 31473), (2421, 23361), (3497, 16173), (5391, 10491), (7263, 7787)]