12181197

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 19872000

約数和(自身を除く): 7690803

約数列:

[1, 3, 7, 17, 21, 51, 119, 149, 229, 357, 447, 687, 1043, 1603, 2533, 3129, 3893, 4809, 7599, 11679, 17731, 27251, 34121, 53193, 81753, 102363, 238847, 580057, 716541, 1740171, 4060399, 12181197]

約数ペア:

[(1, 12181197), (3, 4060399), (7, 1740171), (17, 716541), (21, 580057), (51, 238847), (119, 102363), (149, 81753), (229, 53193), (357, 34121), (447, 27251), (687, 17731), (1043, 11679), (1603, 7599), (2533, 4809), (3129, 3893)]