12205120915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2411}}^1\times {\mathrm{4099}}^1$

素因数の和:6547

約数の個数: 32

約数和(自身を含む): 16613856000

約数和(自身を除く): 4408735085

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 2411, 4099, 12055, 20495, 31343, 45809, 53287, 77881, 156715, 229045, 266435, 389405, 595517, 1012453, 2977585, 5062265, 9882689, 49413445, 128474957, 187771091, 642374785, 938855455, 2441024183, 12205120915]

約数ペア:

[(1, 12205120915), (5, 2441024183), (13, 938855455), (19, 642374785), (65, 187771091), (95, 128474957), (247, 49413445), (1235, 9882689), (2411, 5062265), (4099, 2977585), (12055, 1012453), (20495, 595517), (31343, 389405), (45809, 266435), (53287, 229045), (77881, 156715)]