9979851

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 15902208

約数和(自身を除く): 5922357

約数列:

[1, 3, 7, 21, 41, 67, 123, 173, 201, 287, 469, 519, 861, 1211, 1407, 2747, 3633, 7093, 8241, 11591, 19229, 21279, 34773, 49651, 57687, 81137, 148953, 243411, 475231, 1425693, 3326617, 9979851]

約数ペア:

[(1, 9979851), (3, 3326617), (7, 1425693), (21, 475231), (41, 243411), (67, 148953), (123, 81137), (173, 57687), (201, 49651), (287, 34773), (469, 21279), (519, 19229), (861, 11591), (1211, 8241), (1407, 7093), (2747, 3633)]