31575545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 42083712

約数和(自身を除く): 10508167

約数列:

[1, 5, 17, 43, 53, 85, 163, 215, 265, 731, 815, 901, 2279, 2771, 3655, 4505, 7009, 8639, 11395, 13855, 35045, 38743, 43195, 119153, 146863, 193715, 371477, 595765, 734315, 1857385, 6315109, 31575545]

約数ペア:

[(1, 31575545), (5, 6315109), (17, 1857385), (43, 734315), (53, 595765), (85, 371477), (163, 193715), (215, 146863), (265, 119153), (731, 43195), (815, 38743), (901, 35045), (2279, 13855), (2771, 11395), (3655, 8639), (4505, 7009)]