940041045

素因数分解:

$3^4\times 5^1\times {\mathrm{2321089}}^1$

素因数の和:2321106

約数の個数: 20

約数和(自身を含む): 1685111340

約数和(自身を除く): 745070295

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 2321089, 6963267, 11605445, 20889801, 34816335, 62669403, 104449005, 188008209, 313347015, 940041045]

約数ペア:

[(1, 940041045), (3, 313347015), (5, 188008209), (9, 104449005), (15, 62669403), (27, 34816335), (45, 20889801), (81, 11605445), (135, 6963267), (405, 2321089)]