129210825

素因数分解:

$3^1\times 5^2\times {\mathrm{281}}^1\times {\mathrm{6131}}^1$

素因数の和:6425

約数の個数: 24

約数和(自身を含む): 214423776

約数和(自身を除く): 85212951

約数列:

[1, 3, 5, 15, 25, 75, 281, 843, 1405, 4215, 6131, 7025, 18393, 21075, 30655, 91965, 153275, 459825, 1722811, 5168433, 8614055, 25842165, 43070275, 129210825]

約数ペア:

[(1, 129210825), (3, 43070275), (5, 25842165), (15, 8614055), (25, 5168433), (75, 1722811), (281, 459825), (843, 153275), (1405, 91965), (4215, 30655), (6131, 21075), (7025, 18393)]