203440419

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{248401}}^1$

素因数の和:248427

約数の個数: 24

約数和(自身を含む): 361673312

約数和(自身を除く): 158232893

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 248401, 745203, 1738807, 2235609, 3229213, 5216421, 9687639, 15649263, 22604491, 29062917, 67813473, 203440419]

約数ペア:

[(1, 203440419), (3, 67813473), (7, 29062917), (9, 22604491), (13, 15649263), (21, 9687639), (39, 5216421), (63, 3229213), (91, 2235609), (117, 1738807), (273, 745203), (819, 248401)]