201859931

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{653}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 257832960

約数和(自身を除く): 55973029

約数列:

[1, 7, 13, 43, 79, 91, 301, 553, 559, 653, 1027, 3397, 3913, 4571, 7189, 8489, 23779, 28079, 44161, 51587, 59423, 196553, 309127, 361109, 365027, 670631, 2218241, 2555189, 4694417, 15527687, 28837133, 201859931]

約数ペア:

[(1, 201859931), (7, 28837133), (13, 15527687), (43, 4694417), (79, 2555189), (91, 2218241), (301, 670631), (553, 365027), (559, 361109), (653, 309127), (1027, 196553), (3397, 59423), (3913, 51587), (4571, 44161), (7189, 28079), (8489, 23779)]