16281665

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 22063104

約数和(自身を除く): 5781439

約数列:

[1, 5, 17, 31, 37, 85, 155, 167, 185, 527, 629, 835, 1147, 2635, 2839, 3145, 5177, 5735, 6179, 14195, 19499, 25885, 30895, 88009, 97495, 105043, 191549, 440045, 525215, 957745, 3256333, 16281665]

約数ペア:

[(1, 16281665), (5, 3256333), (17, 957745), (31, 525215), (37, 440045), (85, 191549), (155, 105043), (167, 97495), (185, 88009), (527, 30895), (629, 25885), (835, 19499), (1147, 14195), (2635, 6179), (2839, 5735), (3145, 5177)]