39364947

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:361

約数の個数: 40

約数和(自身を含む): 61936512

約数和(自身を除く): 22571565

約数列:

[1, 3, 9, 27, 31, 61, 81, 93, 183, 257, 279, 549, 771, 837, 1647, 1891, 2313, 2511, 4941, 5673, 6939, 7967, 15677, 17019, 20817, 23901, 47031, 51057, 71703, 141093, 153171, 215109, 423279, 485987, 645327, 1269837, 1457961, 4373883, 13121649, 39364947]

約数ペア:

[(1, 39364947), (3, 13121649), (9, 4373883), (27, 1457961), (31, 1269837), (61, 645327), (81, 485987), (93, 423279), (183, 215109), (257, 153171), (279, 141093), (549, 71703), (771, 51057), (837, 47031), (1647, 23901), (1891, 20817), (2313, 17019), (2511, 15677), (4941, 7967), (5673, 6939)]