2231788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 4247712

約数和(自身を除く): 2015924

約数列:

[1, 2, 4, 13, 26, 52, 167, 257, 334, 514, 668, 1028, 2171, 3341, 4342, 6682, 8684, 13364, 42919, 85838, 171676, 557947, 1115894, 2231788]

約数ペア:

[(1, 2231788), (2, 1115894), (4, 557947), (13, 171676), (26, 85838), (52, 42919), (167, 13364), (257, 8684), (334, 6682), (514, 4342), (668, 3341), (1028, 2171)]