223578290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{24223}}^1$

素因数の和:24314

約数の個数: 32

約数和(自身を含む): 439520256

約数和(自身を除く): 215941966

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 9230, 24223, 48446, 121115, 242230, 314899, 629798, 1574495, 1719833, 3148990, 3439666, 8599165, 17198330, 22357829, 44715658, 111789145, 223578290]

約数ペア:

[(1, 223578290), (2, 111789145), (5, 44715658), (10, 22357829), (13, 17198330), (26, 8599165), (65, 3439666), (71, 3148990), (130, 1719833), (142, 1574495), (355, 629798), (710, 314899), (923, 242230), (1846, 121115), (4615, 48446), (9230, 24223)]