64414959

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23063}}^1$

素因数の和:23099

約数の個数: 24

約数和(自身を含む): 105171840

約数和(自身を除く): 40756881

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 23063, 69189, 161441, 438197, 484323, 1130087, 1314591, 3067379, 3390261, 9202137, 21471653, 64414959]

約数ペア:

[(1, 64414959), (3, 21471653), (7, 9202137), (19, 3390261), (21, 3067379), (49, 1314591), (57, 1130087), (133, 484323), (147, 438197), (399, 161441), (931, 69189), (2793, 23063)]