2005978503

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1\times {\mathrm{499}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 2765664000

約数和(自身を除く): 759685497

約数列:

[1, 3, 53, 131, 159, 193, 393, 499, 579, 1497, 6943, 10229, 20829, 25283, 26447, 30687, 65369, 75849, 79341, 96307, 196107, 288921, 1339999, 3464557, 4019997, 5104271, 10393671, 12616217, 15312813, 37848651, 668659501, 2005978503]

約数ペア:

[(1, 2005978503), (3, 668659501), (53, 37848651), (131, 15312813), (159, 12616217), (193, 10393671), (393, 5104271), (499, 4019997), (579, 3464557), (1497, 1339999), (6943, 288921), (10229, 196107), (20829, 96307), (25283, 79341), (26447, 75849), (30687, 65369)]