2790045

素因数分解:

$3^4\times 5^1\times {\mathrm{83}}^2$

素因数の和:183

約数の個数: 30

約数和(自身を含む): 5062398

約数和(自身を除く): 2272353

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 83, 135, 249, 405, 415, 747, 1245, 2241, 3735, 6723, 6889, 11205, 20667, 33615, 34445, 62001, 103335, 186003, 310005, 558009, 930015, 2790045]

約数ペア:

[(1, 2790045), (3, 930015), (5, 558009), (9, 310005), (15, 186003), (27, 103335), (45, 62001), (81, 34445), (83, 33615), (135, 20667), (249, 11205), (405, 6889), (415, 6723), (747, 3735), (1245, 2241)]