81022842

素因数分解:

$2^1\times 3^4\times {\mathrm{331}}^1\times {\mathrm{1511}}^1$

素因数の和:1856

約数の個数: 40

約数和(自身を含む): 182220192

約数和(自身を除く): 101197350

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 331, 662, 993, 1511, 1986, 2979, 3022, 4533, 5958, 8937, 9066, 13599, 17874, 26811, 27198, 40797, 53622, 81594, 122391, 244782, 500141, 1000282, 1500423, 3000846, 4501269, 9002538, 13503807, 27007614, 40511421, 81022842]

約数ペア:

[(1, 81022842), (2, 40511421), (3, 27007614), (6, 13503807), (9, 9002538), (18, 4501269), (27, 3000846), (54, 1500423), (81, 1000282), (162, 500141), (331, 244782), (662, 122391), (993, 81594), (1511, 53622), (1986, 40797), (2979, 27198), (3022, 26811), (4533, 17874), (5958, 13599), (8937, 9066)]