91404045

素因数分解:

$3^4\times 5^1\times {\mathrm{225689}}^1$

素因数の和:225706

約数の個数: 20

約数和(自身を含む): 163850940

約数和(自身を除く): 72446895

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 225689, 677067, 1128445, 2031201, 3385335, 6093603, 10156005, 18280809, 30468015, 91404045]

約数ペア:

[(1, 91404045), (3, 30468015), (5, 18280809), (9, 10156005), (15, 6093603), (27, 3385335), (45, 2031201), (81, 1128445), (135, 677067), (405, 225689)]