641892

素因数分解:

$2^2\times 3^1\times {\mathrm{149}}^1\times {\mathrm{359}}^1$

素因数の和:515

約数の個数: 24

約数和(自身を含む): 1512000

約数和(自身を除く): 870108

約数列:

[1, 2, 3, 4, 6, 12, 149, 298, 359, 447, 596, 718, 894, 1077, 1436, 1788, 2154, 4308, 53491, 106982, 160473, 213964, 320946, 641892]

約数ペア:

[(1, 641892), (2, 320946), (3, 213964), (4, 160473), (6, 106982), (12, 53491), (149, 4308), (298, 2154), (359, 1788), (447, 1436), (596, 1077), (718, 894)]