28625804919

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{577}}^1\times {\mathrm{7753}}^1$

素因数の和:8421

約数の個数: 40

約数和(自身を含む): 43383940160

約数和(自身を除く): 14758135241

約数列:

[1, 3, 9, 27, 79, 81, 237, 577, 711, 1731, 2133, 5193, 6399, 7753, 15579, 23259, 45583, 46737, 69777, 136749, 209331, 410247, 612487, 627993, 1230741, 1837461, 3692223, 4473481, 5512383, 13420443, 16537149, 40261329, 49611447, 120783987, 353404999, 362351961, 1060214997, 3180644991, 9541934973, 28625804919]

約数ペア:

[(1, 28625804919), (3, 9541934973), (9, 3180644991), (27, 1060214997), (79, 362351961), (81, 353404999), (237, 120783987), (577, 49611447), (711, 40261329), (1731, 16537149), (2133, 13420443), (5193, 5512383), (6399, 4473481), (7753, 3692223), (15579, 1837461), (23259, 1230741), (45583, 627993), (46737, 612487), (69777, 410247), (136749, 209331)]