78255225

素因数分解:

$3^2\times 5^2\times {\mathrm{347801}}^1$

素因数の和:347817

約数の個数: 18

約数和(自身を含む): 140164206

約数和(自身を除く): 61908981

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 347801, 1043403, 1739005, 3130209, 5217015, 8695025, 15651045, 26085075, 78255225]

約数ペア:

[(1, 78255225), (3, 26085075), (5, 15651045), (9, 8695025), (15, 5217015), (25, 3130209), (45, 1739005), (75, 1043403), (225, 347801)]