121815057

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{3257}}^1$

素因数の和:3417

約数の個数: 32

約数和(自身を含む): 201422592

約数和(自身を除く): 79607535

約数列:

[1, 3, 7, 13, 21, 39, 91, 137, 273, 411, 959, 1781, 2877, 3257, 5343, 9771, 12467, 22799, 37401, 42341, 68397, 127023, 296387, 446209, 889161, 1338627, 3123463, 5800717, 9370389, 17402151, 40605019, 121815057]

約数ペア:

[(1, 121815057), (3, 40605019), (7, 17402151), (13, 9370389), (21, 5800717), (39, 3123463), (91, 1338627), (137, 889161), (273, 446209), (411, 296387), (959, 127023), (1781, 68397), (2877, 42341), (3257, 37401), (5343, 22799), (9771, 12467)]