16903325

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:277

約数の個数: 24

約数和(自身を含む): 21695040

約数和(自身を除く): 4791715

約数列:

[1, 5, 25, 71, 89, 107, 355, 445, 535, 1775, 2225, 2675, 6319, 7597, 9523, 31595, 37985, 47615, 157975, 189925, 238075, 676133, 3380665, 16903325]

約数ペア:

[(1, 16903325), (5, 3380665), (25, 676133), (71, 238075), (89, 189925), (107, 157975), (355, 47615), (445, 37985), (535, 31595), (1775, 9523), (2225, 7597), (2675, 6319)]