390322855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1019}}^1$

素因数の和:1191

約数の個数: 32

約数和(自身を含む): 518192640

約数和(自身を除く): 127869785

約数列:

[1, 5, 13, 65, 71, 83, 355, 415, 923, 1019, 1079, 4615, 5095, 5395, 5893, 13247, 29465, 66235, 72349, 76609, 84577, 361745, 383045, 422885, 940537, 1099501, 4702685, 5497505, 6004967, 30024835, 78064571, 390322855]

約数ペア:

[(1, 390322855), (5, 78064571), (13, 30024835), (65, 6004967), (71, 5497505), (83, 4702685), (355, 1099501), (415, 940537), (923, 422885), (1019, 383045), (1079, 361745), (4615, 84577), (5095, 76609), (5395, 72349), (5893, 66235), (13247, 29465)]