72817545

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{285559}}^1$

素因数の和:285584

約数の個数: 16

約数和(自身を含む): 123361920

約数和(自身を除く): 50544375

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 285559, 856677, 1427795, 4283385, 4854503, 14563509, 24272515, 72817545]

約数ペア:

[(1, 72817545), (3, 24272515), (5, 14563509), (15, 4854503), (17, 4283385), (51, 1427795), (85, 856677), (255, 285559)]