51945057

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:331

約数の個数: 40

約数和(自身を含む): 81219072

約数和(自身を除く): 29274015

約数列:

[1, 3, 9, 27, 31, 81, 93, 137, 151, 279, 411, 453, 837, 1233, 1359, 2511, 3699, 4077, 4247, 4681, 11097, 12231, 12741, 14043, 20687, 38223, 42129, 62061, 114669, 126387, 186183, 344007, 379161, 558549, 641297, 1675647, 1923891, 5771673, 17315019, 51945057]

約数ペア:

[(1, 51945057), (3, 17315019), (9, 5771673), (27, 1923891), (31, 1675647), (81, 641297), (93, 558549), (137, 379161), (151, 344007), (279, 186183), (411, 126387), (453, 114669), (837, 62061), (1233, 42129), (1359, 38223), (2511, 20687), (3699, 14043), (4077, 12741), (4247, 12231), (4681, 11097)]