72971755

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{3221}}^1$

素因数の和:3446

約数の個数: 16

約数和(自身を含む): 91865664

約数和(自身を除く): 18893909

約数列:

[1, 5, 23, 115, 197, 985, 3221, 4531, 16105, 22655, 74083, 370415, 634537, 3172685, 14594351, 72971755]

約数ペア:

[(1, 72971755), (5, 14594351), (23, 3172685), (115, 634537), (197, 370415), (985, 74083), (3221, 22655), (4531, 16105)]