67870719

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{4831}}^1$

素因数の和:5067

約数の個数: 24

約数和(自身を含む): 112566272

約数和(自身を除く): 44695553

約数列:

[1, 3, 7, 9, 21, 63, 223, 669, 1561, 2007, 4683, 4831, 14049, 14493, 33817, 43479, 101451, 304353, 1077313, 3231939, 7541191, 9695817, 22623573, 67870719]

約数ペア:

[(1, 67870719), (3, 22623573), (7, 9695817), (9, 7541191), (21, 3231939), (63, 1077313), (223, 304353), (669, 101451), (1561, 43479), (2007, 33817), (4683, 14493), (4831, 14049)]