247807490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{114197}}^1$

素因数の和:114242

約数の個数: 32

約数和(自身を含む): 526224384

約数和(自身を除く): 278416894

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 114197, 228394, 570985, 799379, 1141970, 1598758, 3540107, 3996895, 7080214, 7993790, 17700535, 24780749, 35401070, 49561498, 123903745, 247807490]

約数ペア:

[(1, 247807490), (2, 123903745), (5, 49561498), (7, 35401070), (10, 24780749), (14, 17700535), (31, 7993790), (35, 7080214), (62, 3996895), (70, 3540107), (155, 1598758), (217, 1141970), (310, 799379), (434, 570985), (1085, 228394), (2170, 114197)]