855405964

素因数分解:

$2^2\times 7^1\times {\mathrm{571}}^1\times {\mathrm{53503}}^1$

素因数の和:54085

約数の個数: 24

約数和(自身を含む): 1713840128

約数和(自身を除く): 858434164

約数列:

[1, 2, 4, 7, 14, 28, 571, 1142, 2284, 3997, 7994, 15988, 53503, 107006, 214012, 374521, 749042, 1498084, 30550213, 61100426, 122200852, 213851491, 427702982, 855405964]

約数ペア:

[(1, 855405964), (2, 427702982), (4, 213851491), (7, 122200852), (14, 61100426), (28, 30550213), (571, 1498084), (1142, 749042), (2284, 374521), (3997, 214012), (7994, 107006), (15988, 53503)]