2405961

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 3706560

約数和(自身を除く): 1300599

約数列:

[1, 3, 9, 23, 59, 69, 177, 197, 207, 531, 591, 1357, 1773, 4071, 4531, 11623, 12213, 13593, 34869, 40779, 104607, 267329, 801987, 2405961]

約数ペア:

[(1, 2405961), (3, 801987), (9, 267329), (23, 104607), (59, 40779), (69, 34869), (177, 13593), (197, 12213), (207, 11623), (531, 4531), (591, 4071), (1357, 1773)]