210913275

素因数分解:

$3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{21467}}^1$

素因数の和:21611

約数の個数: 24

約数和(自身を含む): 351388224

約数和(自身を除く): 140474949

約数列:

[1, 3, 5, 15, 25, 75, 131, 393, 655, 1965, 3275, 9825, 21467, 64401, 107335, 322005, 536675, 1610025, 2812177, 8436531, 14060885, 42182655, 70304425, 210913275]

約数ペア:

[(1, 210913275), (3, 70304425), (5, 42182655), (15, 14060885), (25, 8436531), (75, 2812177), (131, 1610025), (393, 536675), (655, 322005), (1965, 107335), (3275, 64401), (9825, 21467)]