64542015

素因数分解:

$3^6\times 5^1\times {\mathrm{17707}}^1$

素因数の和:17730

約数の個数: 28

約数和(自身を含む): 116129064

約数和(自身を除く): 51587049

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 17707, 53121, 88535, 159363, 265605, 478089, 796815, 1434267, 2390445, 4302801, 7171335, 12908403, 21514005, 64542015]

約数ペア:

[(1, 64542015), (3, 21514005), (5, 12908403), (9, 7171335), (15, 4302801), (27, 2390445), (45, 1434267), (81, 796815), (135, 478089), (243, 265605), (405, 159363), (729, 88535), (1215, 53121), (3645, 17707)]