61307865

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{80141}}^1$

素因数の和:80169

約数の個数: 24

約数和(自身を含む): 112519368

約数和(自身を除く): 51211503

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 80141, 240423, 400705, 721269, 1202115, 1362397, 3606345, 4087191, 6811985, 12261573, 20435955, 61307865]

約数ペア:

[(1, 61307865), (3, 20435955), (5, 12261573), (9, 6811985), (15, 4087191), (17, 3606345), (45, 1362397), (51, 1202115), (85, 721269), (153, 400705), (255, 240423), (765, 80141)]