4977895

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 6667056

約数和(自身を除く): 1689161

約数列:

[1, 5, 13, 43, 65, 137, 169, 215, 559, 685, 845, 1781, 2795, 5891, 7267, 8905, 23153, 29455, 36335, 76583, 115765, 382915, 995579, 4977895]

約数ペア:

[(1, 4977895), (5, 995579), (13, 382915), (43, 115765), (65, 76583), (137, 36335), (169, 29455), (215, 23153), (559, 8905), (685, 7267), (845, 5891), (1781, 2795)]