161744877

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{20873}}^1$

素因数の和:20930

約数の個数: 32

約数和(自身を含む): 280546560

約数和(自身を除く): 118801683

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2583, 7749, 20873, 62619, 146111, 187857, 438333, 563571, 855793, 1314999, 2567379, 3944997, 5990551, 7702137, 17971653, 23106411, 53914959, 161744877]

約数ペア:

[(1, 161744877), (3, 53914959), (7, 23106411), (9, 17971653), (21, 7702137), (27, 5990551), (41, 3944997), (63, 2567379), (123, 1314999), (189, 855793), (287, 563571), (369, 438333), (861, 187857), (1107, 146111), (2583, 62619), (7749, 20873)]