40781151

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:301

約数の個数: 40

約数和(自身を含む): 63888000

約数和(自身を除く): 23106849

約数列:

[1, 3, 9, 27, 31, 81, 93, 109, 149, 279, 327, 447, 837, 981, 1341, 2511, 2943, 3379, 4023, 4619, 8829, 10137, 12069, 13857, 16241, 30411, 41571, 48723, 91233, 124713, 146169, 273699, 374139, 438507, 503471, 1315521, 1510413, 4531239, 13593717, 40781151]

約数ペア:

[(1, 40781151), (3, 13593717), (9, 4531239), (27, 1510413), (31, 1315521), (81, 503471), (93, 438507), (109, 374139), (149, 273699), (279, 146169), (327, 124713), (447, 91233), (837, 48723), (981, 41571), (1341, 30411), (2511, 16241), (2943, 13857), (3379, 12069), (4023, 10137), (4619, 8829)]