131483690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{77801}}^1$

素因数の和:77834

約数の個数: 24

約数和(自身を含む): 256279788

約数和(自身を除く): 124796098

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 77801, 155602, 389005, 778010, 1011413, 2022826, 5057065, 10114130, 13148369, 26296738, 65741845, 131483690]

約数ペア:

[(1, 131483690), (2, 65741845), (5, 26296738), (10, 13148369), (13, 10114130), (26, 5057065), (65, 2022826), (130, 1011413), (169, 778010), (338, 389005), (845, 155602), (1690, 77801)]