6921642390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17747801}}^1$

素因数の和:17747824

約数の個数: 32

約数和(自身を含む): 17889784416

約数和(自身を除く): 10968142026

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 17747801, 35495602, 53243403, 88739005, 106486806, 177478010, 230721413, 266217015, 461442826, 532434030, 692164239, 1153607065, 1384328478, 2307214130, 3460821195, 6921642390]

約数ペア:

[(1, 6921642390), (2, 3460821195), (3, 2307214130), (5, 1384328478), (6, 1153607065), (10, 692164239), (13, 532434030), (15, 461442826), (26, 266217015), (30, 230721413), (39, 177478010), (65, 106486806), (78, 88739005), (130, 53243403), (195, 35495602), (390, 17747801)]