89131995

素因数分解:

$3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2179}}^1$

素因数の和:2297

約数の個数: 40

約数和(自身を含む): 161433360

約数和(自身を除く): 72301365

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 101, 135, 303, 405, 505, 909, 1515, 2179, 2727, 4545, 6537, 8181, 10895, 13635, 19611, 32685, 40905, 58833, 98055, 176499, 220079, 294165, 660237, 882495, 1100395, 1980711, 3301185, 5942133, 9903555, 17826399, 29710665, 89131995]

約数ペア:

[(1, 89131995), (3, 29710665), (5, 17826399), (9, 9903555), (15, 5942133), (27, 3301185), (45, 1980711), (81, 1100395), (101, 882495), (135, 660237), (303, 294165), (405, 220079), (505, 176499), (909, 98055), (1515, 58833), (2179, 40905), (2727, 32685), (4545, 19611), (6537, 13635), (8181, 10895)]