25398028

素因数分解:

$2^2\times {\mathrm{167}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 45172512

約数和(自身を除く): 19774484

約数列:

[1, 2, 4, 167, 193, 197, 334, 386, 394, 668, 772, 788, 32231, 32899, 38021, 64462, 65798, 76042, 128924, 131596, 152084, 6349507, 12699014, 25398028]

約数ペア:

[(1, 25398028), (2, 12699014), (4, 6349507), (167, 152084), (193, 131596), (197, 128924), (334, 76042), (386, 65798), (394, 64462), (668, 38021), (772, 32899), (788, 32231)]