28877391

素因数分解:

$3^5\times {\mathrm{151}}^1\times {\mathrm{787}}^1$

素因数の和:953

約数の個数: 24

約数和(自身を含む): 43598464

約数和(自身を除く): 14721073

約数列:

[1, 3, 9, 27, 81, 151, 243, 453, 787, 1359, 2361, 4077, 7083, 12231, 21249, 36693, 63747, 118837, 191241, 356511, 1069533, 3208599, 9625797, 28877391]

約数ペア:

[(1, 28877391), (3, 9625797), (9, 3208599), (27, 1069533), (81, 356511), (151, 191241), (243, 118837), (453, 63747), (787, 36693), (1359, 21249), (2361, 12231), (4077, 7083)]