71324841

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{25537}}^1$

素因数の和:25573

約数の個数: 24

約数和(自身を含む): 116453280

約数和(自身を除く): 45128439

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 25537, 76611, 178759, 485203, 536277, 1251313, 1455609, 3396421, 3753939, 10189263, 23774947, 71324841]

約数ペア:

[(1, 71324841), (3, 23774947), (7, 10189263), (19, 3753939), (21, 3396421), (49, 1455609), (57, 1251313), (133, 536277), (147, 485203), (399, 178759), (931, 76611), (2793, 25537)]