16877975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:379

約数の個数: 24

約数和(自身を含む): 22096800

約数和(自身を除く): 5218825

約数列:

[1, 5, 23, 25, 115, 149, 197, 575, 745, 985, 3427, 3725, 4531, 4925, 17135, 22655, 29353, 85675, 113275, 146765, 675119, 733825, 3375595, 16877975]

約数ペア:

[(1, 16877975), (5, 3375595), (23, 733825), (25, 675119), (115, 146765), (149, 113275), (197, 85675), (575, 29353), (745, 22655), (985, 17135), (3427, 4925), (3725, 4531)]