256150269

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{293}}^1$

素因数の和:599

約数の個数: 40

約数和(自身を含む): 394444512

約数和(自身を除く): 138294243

約数列:

[1, 3, 9, 27, 43, 81, 129, 251, 293, 387, 753, 879, 1161, 2259, 2637, 3483, 6777, 7911, 10793, 12599, 20331, 23733, 32379, 37797, 73543, 97137, 113391, 220629, 291411, 340173, 661887, 874233, 1020519, 1985661, 3162349, 5956983, 9487047, 28461141, 85383423, 256150269]

約数ペア:

[(1, 256150269), (3, 85383423), (9, 28461141), (27, 9487047), (43, 5956983), (81, 3162349), (129, 1985661), (251, 1020519), (293, 874233), (387, 661887), (753, 340173), (879, 291411), (1161, 220629), (2259, 113391), (2637, 97137), (3483, 73543), (6777, 37797), (7911, 32379), (10793, 23733), (12599, 20331)]