256804516785

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{3261631}}^1$

素因数の和:3261849

約数の個数: 32

約数和(自身を含む): 427404257280

約数和(自身を除く): 170599740495

約数列:

[1, 3, 5, 15, 29, 87, 145, 181, 435, 543, 905, 2715, 5249, 15747, 26245, 78735, 3261631, 9784893, 16308155, 48924465, 94587299, 283761897, 472936495, 590355211, 1418809485, 1771065633, 2951776055, 8855328165, 17120301119, 51360903357, 85601505595, 256804516785]

約数ペア:

[(1, 256804516785), (3, 85601505595), (5, 51360903357), (15, 17120301119), (29, 8855328165), (87, 2951776055), (145, 1771065633), (181, 1418809485), (435, 590355211), (543, 472936495), (905, 283761897), (2715, 94587299), (5249, 48924465), (15747, 16308155), (26245, 9784893), (78735, 3261631)]