90878837

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 112492800

約数和(自身を除く): 21613963

約数列:

[1, 7, 29, 41, 61, 179, 203, 287, 427, 1189, 1253, 1769, 2501, 5191, 7339, 8323, 10919, 12383, 17507, 36337, 51373, 72529, 76433, 212831, 316651, 447679, 507703, 1489817, 2216557, 3133753, 12982691, 90878837]

約数ペア:

[(1, 90878837), (7, 12982691), (29, 3133753), (41, 2216557), (61, 1489817), (179, 507703), (203, 447679), (287, 316651), (427, 212831), (1189, 76433), (1253, 72529), (1769, 51373), (2501, 36337), (5191, 17507), (7339, 12383), (8323, 10919)]