1831319854

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{324587}}^1$

素因数の和:324640

約数の個数: 32

約数和(自身を含む): 3489970176

約数和(自身を除く): 1658650322

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 324587, 649174, 2272109, 4219631, 4544218, 8439262, 10062197, 20124394, 29537417, 59074834, 70435379, 130808561, 140870758, 261617122, 915659927, 1831319854]

約数ペア:

[(1, 1831319854), (2, 915659927), (7, 261617122), (13, 140870758), (14, 130808561), (26, 70435379), (31, 59074834), (62, 29537417), (91, 20124394), (182, 10062197), (217, 8439262), (403, 4544218), (434, 4219631), (806, 2272109), (2821, 649174), (5642, 324587)]