1256227947

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{2693}}^1$

素因数の和:3161

約数の個数: 40

約数和(自身を含む): 2026254384

約数和(自身を除く): 770026437

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 443, 1053, 1329, 2693, 3987, 5759, 8079, 11961, 17277, 24237, 35009, 35883, 51831, 72711, 105027, 155493, 218133, 315081, 466479, 945243, 1192999, 2835729, 3578997, 10736991, 15508987, 32210973, 46526961, 96632919, 139580883, 418742649, 1256227947]

約数ペア:

[(1, 1256227947), (3, 418742649), (9, 139580883), (13, 96632919), (27, 46526961), (39, 32210973), (81, 15508987), (117, 10736991), (351, 3578997), (443, 2835729), (1053, 1192999), (1329, 945243), (2693, 466479), (3987, 315081), (5759, 218133), (8079, 155493), (11961, 105027), (17277, 72711), (24237, 51831), (35009, 35883)]