16401771

素因数分解:

$3^6\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:318

約数の個数: 28

約数和(自身を含む): 24920400

約数和(自身を除く): 8518629

約数列:

[1, 3, 9, 27, 81, 149, 151, 243, 447, 453, 729, 1341, 1359, 4023, 4077, 12069, 12231, 22499, 36207, 36693, 67497, 108621, 110079, 202491, 607473, 1822419, 5467257, 16401771]

約数ペア:

[(1, 16401771), (3, 5467257), (9, 1822419), (27, 607473), (81, 202491), (149, 110079), (151, 108621), (243, 67497), (447, 36693), (453, 36207), (729, 22499), (1341, 12231), (1359, 12069), (4023, 4077)]