16320865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 22404096

約数和(自身を除く): 6083231

約数列:

[1, 5, 11, 43, 55, 67, 103, 215, 335, 473, 515, 737, 1133, 2365, 2881, 3685, 4429, 5665, 6901, 14405, 22145, 31691, 34505, 48719, 75911, 158455, 243595, 296743, 379555, 1483715, 3264173, 16320865]

約数ペア:

[(1, 16320865), (5, 3264173), (11, 1483715), (43, 379555), (55, 296743), (67, 243595), (103, 158455), (215, 75911), (335, 48719), (473, 34505), (515, 31691), (737, 22145), (1133, 14405), (2365, 6901), (2881, 5665), (3685, 4429)]