81228465

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{106181}}^1$

素因数の和:106209

約数の個数: 24

約数和(自身を含む): 149079528

約数和(自身を除く): 67851063

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 106181, 318543, 530905, 955629, 1592715, 1805077, 4778145, 5415231, 9025385, 16245693, 27076155, 81228465]

約数ペア:

[(1, 81228465), (3, 27076155), (5, 16245693), (9, 9025385), (15, 5415231), (17, 4778145), (45, 1805077), (51, 1592715), (85, 955629), (153, 530905), (255, 318543), (765, 106181)]