647927028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{2571139}}^1$

素因数の和:2571156

約数の個数: 36

約数和(自身を含む): 1871789920

約数和(自身を除く): 1223862892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 2571139, 5142278, 7713417, 10284556, 15426834, 17997973, 23140251, 30853668, 35995946, 46280502, 53993919, 71991892, 92561004, 107987838, 161981757, 215975676, 323963514, 647927028]

約数ペア:

[(1, 647927028), (2, 323963514), (3, 215975676), (4, 161981757), (6, 107987838), (7, 92561004), (9, 71991892), (12, 53993919), (14, 46280502), (18, 35995946), (21, 30853668), (28, 23140251), (36, 17997973), (42, 15426834), (63, 10284556), (84, 7713417), (126, 5142278), (252, 2571139)]