387209158

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{3733}}^1$

素因数の和:4012

約数の個数: 32

約数和(自身を含む): 688250880

約数和(自身を除く): 301041722

約数列:

[1, 2, 7, 14, 31, 62, 217, 239, 434, 478, 1673, 3346, 3733, 7409, 7466, 14818, 26131, 51863, 52262, 103726, 115723, 231446, 810061, 892187, 1620122, 1784374, 6245309, 12490618, 27657797, 55315594, 193604579, 387209158]

約数ペア:

[(1, 387209158), (2, 193604579), (7, 55315594), (14, 27657797), (31, 12490618), (62, 6245309), (217, 1784374), (239, 1620122), (434, 892187), (478, 810061), (1673, 231446), (3346, 115723), (3733, 103726), (7409, 52262), (7466, 51863), (14818, 26131)]