1390398508

素因数分解:

$2^2\times {\mathrm{7907}}^1\times {\mathrm{43961}}^1$

素因数の和:51872

約数の個数: 12

約数和(自身を含む): 2433560472

約数和(自身を除く): 1043161964

約数列:

[1, 2, 4, 7907, 15814, 31628, 43961, 87922, 175844, 347599627, 695199254, 1390398508]

約数ペア:

[(1, 1390398508), (2, 695199254), (4, 347599627), (7907, 175844), (15814, 87922), (31628, 43961)]