13218181587

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{113089}}^1$

素因数の和:113154

約数の個数: 48

約数和(自身を含む): 21899652320

約数和(自身を除く): 8681470733

約数列:

[1, 3, 9, 13, 27, 37, 39, 81, 111, 117, 243, 333, 351, 481, 999, 1053, 1443, 2997, 3159, 4329, 8991, 12987, 38961, 113089, 116883, 339267, 1017801, 1470157, 3053403, 4184293, 4410471, 9160209, 12552879, 13231413, 27480627, 37658637, 39694239, 54395809, 112975911, 119082717, 163187427, 338927733, 357248151, 489562281, 1016783199, 1468686843, 4406060529, 13218181587]

約数ペア:

[(1, 13218181587), (3, 4406060529), (9, 1468686843), (13, 1016783199), (27, 489562281), (37, 357248151), (39, 338927733), (81, 163187427), (111, 119082717), (117, 112975911), (243, 54395809), (333, 39694239), (351, 37658637), (481, 27480627), (999, 13231413), (1053, 12552879), (1443, 9160209), (2997, 4410471), (3159, 4184293), (4329, 3053403), (8991, 1470157), (12987, 1017801), (38961, 339267), (113089, 116883)]