213960305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{39659}}^1$

素因数の和:39760

約数の個数: 16

約数和(自身を含む): 279840960

約数和(自身を除く): 65880655

約数列:

[1, 5, 13, 65, 83, 415, 1079, 5395, 39659, 198295, 515567, 2577835, 3291697, 16458485, 42792061, 213960305]

約数ペア:

[(1, 213960305), (5, 42792061), (13, 16458485), (65, 3291697), (83, 2577835), (415, 515567), (1079, 198295), (5395, 39659)]