90915777

素因数分解:

$3^9\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:207

約数の個数: 40

約数和(自身を含む): 141715200

約数和(自身を除く): 50799423

約数列:

[1, 3, 9, 27, 31, 81, 93, 149, 243, 279, 447, 729, 837, 1341, 2187, 2511, 4023, 4619, 6561, 7533, 12069, 13857, 19683, 22599, 36207, 41571, 67797, 108621, 124713, 203391, 325863, 374139, 610173, 977589, 1122417, 2932767, 3367251, 10101753, 30305259, 90915777]

約数ペア:

[(1, 90915777), (3, 30305259), (9, 10101753), (27, 3367251), (31, 2932767), (81, 1122417), (93, 977589), (149, 610173), (243, 374139), (279, 325863), (447, 203391), (729, 124713), (837, 108621), (1341, 67797), (2187, 41571), (2511, 36207), (4023, 22599), (4619, 19683), (6561, 13857), (7533, 12069)]