278345986191

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1209469}}^1$

素因数の和:1209776

約数の個数: 48

約数和(自身を含む): 496598706240

約数和(自身を除く): 218252720049

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 281, 819, 843, 1967, 2529, 3653, 5901, 10959, 17703, 25571, 32877, 76713, 230139, 1209469, 3628407, 8466283, 10885221, 15723097, 25398849, 47169291, 76196547, 110061679, 141507873, 330185037, 339860789, 990555111, 1019582367, 2379025523, 3058747101, 4418190257, 7137076569, 13254570771, 21411229707, 30927331799, 39763712313, 92781995397, 278345986191]

約数ペア:

[(1, 278345986191), (3, 92781995397), (7, 39763712313), (9, 30927331799), (13, 21411229707), (21, 13254570771), (39, 7137076569), (63, 4418190257), (91, 3058747101), (117, 2379025523), (273, 1019582367), (281, 990555111), (819, 339860789), (843, 330185037), (1967, 141507873), (2529, 110061679), (3653, 76196547), (5901, 47169291), (10959, 25398849), (17703, 15723097), (25571, 10885221), (32877, 8466283), (76713, 3628407), (230139, 1209469)]