12897105

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 23795520

約数和(自身を除く): 10898415

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 59, 65, 95, 177, 195, 247, 285, 295, 741, 767, 885, 1121, 1235, 2301, 3363, 3481, 3705, 3835, 5605, 10443, 11505, 14573, 16815, 17405, 43719, 45253, 52215, 66139, 72865, 135759, 198417, 218595, 226265, 330695, 678795, 859807, 992085, 2579421, 4299035, 12897105]

約数ペア:

[(1, 12897105), (3, 4299035), (5, 2579421), (13, 992085), (15, 859807), (19, 678795), (39, 330695), (57, 226265), (59, 218595), (65, 198417), (95, 135759), (177, 72865), (195, 66139), (247, 52215), (285, 45253), (295, 43719), (741, 17405), (767, 16815), (885, 14573), (1121, 11505), (1235, 10443), (2301, 5605), (3363, 3835), (3481, 3705)]