56781837

素因数分解:

$3^3\times 7^2\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:447

約数の個数: 48

約数和(自身を含む): 98824320

約数和(自身を除く): 42042483

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 167, 189, 257, 441, 501, 771, 1169, 1323, 1503, 1799, 2313, 3507, 4509, 5397, 6939, 8183, 10521, 12593, 16191, 24549, 31563, 37779, 42919, 48573, 73647, 113337, 128757, 220941, 300433, 340011, 386271, 901299, 1158813, 2103031, 2703897, 6309093, 8111691, 18927279, 56781837]

約数ペア:

[(1, 56781837), (3, 18927279), (7, 8111691), (9, 6309093), (21, 2703897), (27, 2103031), (49, 1158813), (63, 901299), (147, 386271), (167, 340011), (189, 300433), (257, 220941), (441, 128757), (501, 113337), (771, 73647), (1169, 48573), (1323, 42919), (1503, 37779), (1799, 31563), (2313, 24549), (3507, 16191), (4509, 12593), (5397, 10521), (6939, 8183)]