42149421

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 62295480

約数和(自身を除く): 20146059

約数列:

[1, 3, 9, 89, 101, 267, 303, 521, 801, 909, 1563, 4689, 8989, 26967, 46369, 52621, 80901, 139107, 157863, 417321, 473589, 4683269, 14049807, 42149421]

約数ペア:

[(1, 42149421), (3, 14049807), (9, 4683269), (89, 473589), (101, 417321), (267, 157863), (303, 139107), (521, 80901), (801, 52621), (909, 46369), (1563, 26967), (4689, 8989)]