81427365

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{106441}}^1$

素因数の和:106469

約数の個数: 24

約数和(自身を含む): 149444568

約数和(自身を除く): 68017203

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 106441, 319323, 532205, 957969, 1596615, 1809497, 4789845, 5428491, 9047485, 16285473, 27142455, 81427365]

約数ペア:

[(1, 81427365), (3, 27142455), (5, 16285473), (9, 9047485), (15, 5428491), (17, 4789845), (45, 1809497), (51, 1596615), (85, 957969), (153, 532205), (255, 319323), (765, 106441)]