25886955

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 42577920

約数和(自身を除く): 16690965

約数列:

[1, 3, 5, 15, 71, 109, 213, 223, 327, 355, 545, 669, 1065, 1115, 1635, 3345, 7739, 15833, 23217, 24307, 38695, 47499, 72921, 79165, 116085, 121535, 237495, 364605, 1725797, 5177391, 8628985, 25886955]

約数ペア:

[(1, 25886955), (3, 8628985), (5, 5177391), (15, 1725797), (71, 364605), (109, 237495), (213, 121535), (223, 116085), (327, 79165), (355, 72921), (545, 47499), (669, 38695), (1065, 24307), (1115, 23217), (1635, 15833), (3345, 7739)]