129405717

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:499

約数の個数: 72

約数和(自身を含む): 236402712

約数和(自身を除く): 106996995

約数列:

[1, 3, 7, 9, 17, 21, 41, 49, 51, 63, 119, 123, 147, 153, 287, 357, 369, 421, 441, 697, 833, 861, 1071, 1263, 2009, 2091, 2499, 2583, 2947, 3789, 4879, 6027, 6273, 7157, 7497, 8841, 14637, 17261, 18081, 20629, 21471, 26523, 34153, 43911, 50099, 51783, 61887, 64413, 102459, 120827, 150297, 155349, 185661, 293437, 307377, 350693, 362481, 450891, 845789, 880311, 1052079, 1087443, 2054059, 2537367, 2640933, 3156237, 6162177, 7612101, 14378413, 18486531, 43135239, 129405717]

約数ペア:

[(1, 129405717), (3, 43135239), (7, 18486531), (9, 14378413), (17, 7612101), (21, 6162177), (41, 3156237), (49, 2640933), (51, 2537367), (63, 2054059), (119, 1087443), (123, 1052079), (147, 880311), (153, 845789), (287, 450891), (357, 362481), (369, 350693), (421, 307377), (441, 293437), (697, 185661), (833, 155349), (861, 150297), (1071, 120827), (1263, 102459), (2009, 64413), (2091, 61887), (2499, 51783), (2583, 50099), (2947, 43911), (3789, 34153), (4879, 26523), (6027, 21471), (6273, 20629), (7157, 18081), (7497, 17261), (8841, 14637)]