81996165

素因数分解:

$3^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{3637}}^1$

素因数の和:3818

約数の個数: 32

約数和(自身を含む): 146684160

約数和(自身を除く): 64687995

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 167, 501, 835, 1503, 2505, 3637, 4509, 7515, 10911, 18185, 22545, 32733, 54555, 98199, 163665, 490995, 607379, 1822137, 3036895, 5466411, 9110685, 16399233, 27332055, 81996165]

約数ペア:

[(1, 81996165), (3, 27332055), (5, 16399233), (9, 9110685), (15, 5466411), (27, 3036895), (45, 1822137), (135, 607379), (167, 490995), (501, 163665), (835, 98199), (1503, 54555), (2505, 32733), (3637, 22545), (4509, 18185), (7515, 10911)]