2808585585

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{154871}}^1$

素因数の和:154926

約数の個数: 48

約数和(自身を含む): 5411847168

約数和(自身を除く): 2603261583

約数列:

[1, 3, 5, 9, 13, 15, 31, 39, 45, 65, 93, 117, 155, 195, 279, 403, 465, 585, 1209, 1395, 2015, 3627, 6045, 18135, 154871, 464613, 774355, 1393839, 2013323, 2323065, 4801001, 6039969, 6969195, 10066615, 14403003, 18119907, 24005005, 30199845, 43209009, 62413013, 72015015, 90599535, 187239039, 216045045, 312065065, 561717117, 936195195, 2808585585]

約数ペア:

[(1, 2808585585), (3, 936195195), (5, 561717117), (9, 312065065), (13, 216045045), (15, 187239039), (31, 90599535), (39, 72015015), (45, 62413013), (65, 43209009), (93, 30199845), (117, 24005005), (155, 18119907), (195, 14403003), (279, 10066615), (403, 6969195), (465, 6039969), (585, 4801001), (1209, 2323065), (1395, 2013323), (2015, 1393839), (3627, 774355), (6045, 464613), (18135, 154871)]