255993858

素因数分解:

$2^1\times 3^4\times {\mathrm{557}}^1\times {\mathrm{2837}}^1$

素因数の和:3408

約数の個数: 40

約数和(自身を含む): 574848252

約数和(自身を除く): 318854394

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 557, 1114, 1671, 2837, 3342, 5013, 5674, 8511, 10026, 15039, 17022, 25533, 30078, 45117, 51066, 76599, 90234, 153198, 229797, 459594, 1580209, 3160418, 4740627, 9481254, 14221881, 28443762, 42665643, 85331286, 127996929, 255993858]

約数ペア:

[(1, 255993858), (2, 127996929), (3, 85331286), (6, 42665643), (9, 28443762), (18, 14221881), (27, 9481254), (54, 4740627), (81, 3160418), (162, 1580209), (557, 459594), (1114, 229797), (1671, 153198), (2837, 90234), (3342, 76599), (5013, 51066), (5674, 45117), (8511, 30078), (10026, 25533), (15039, 17022)]