253290465

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{42967}}^1$

素因数の和:43109

約数の個数: 24

約数和(自身を含む): 442398528

約数和(自身を除く): 189108063

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 5895, 42967, 128901, 214835, 386703, 644505, 1933515, 5628677, 16886031, 28143385, 50658093, 84430155, 253290465]

約数ペア:

[(1, 253290465), (3, 84430155), (5, 50658093), (9, 28143385), (15, 16886031), (45, 5628677), (131, 1933515), (393, 644505), (655, 386703), (1179, 214835), (1965, 128901), (5895, 42967)]