640596099

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{25309}}^1$

素因数の和:25395

約数の個数: 32

約数和(自身を含む): 1020499200

約数和(自身を除く): 379903101

約数列:

[1, 3, 11, 13, 33, 39, 59, 143, 177, 429, 649, 767, 1947, 2301, 8437, 25309, 25311, 75927, 278399, 329017, 835197, 987051, 1493231, 3619187, 4479693, 10857561, 16425541, 19412003, 49276623, 58236009, 213532033, 640596099]

約数ペア:

[(1, 640596099), (3, 213532033), (11, 58236009), (13, 49276623), (33, 19412003), (39, 16425541), (59, 10857561), (143, 4479693), (177, 3619187), (429, 1493231), (649, 987051), (767, 835197), (1947, 329017), (2301, 278399), (8437, 75927), (25309, 25311)]