72991395

素因数分解:

$3^3\times 5^1\times {\mathrm{540677}}^1$

素因数の和:540691

約数の個数: 16

約数和(自身を含む): 129762720

約数和(自身を除く): 56771325

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 540677, 1622031, 2703385, 4866093, 8110155, 14598279, 24330465, 72991395]

約数ペア:

[(1, 72991395), (3, 24330465), (5, 14598279), (9, 8110155), (15, 4866093), (27, 2703385), (45, 1622031), (135, 540677)]