315051225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{247099}}^1$

素因数の和:247129

約数の個数: 24

約数和(自身を含む): 551527200

約数和(自身を除く): 236475975

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 247099, 741297, 1235495, 3706485, 4200683, 6177475, 12602049, 18532425, 21003415, 63010245, 105017075, 315051225]

約数ペア:

[(1, 315051225), (3, 105017075), (5, 63010245), (15, 21003415), (17, 18532425), (25, 12602049), (51, 6177475), (75, 4200683), (85, 3706485), (255, 1235495), (425, 741297), (1275, 247099)]