11371995

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:713

約数の個数: 40

約数和(自身を含む): 20891376

約数和(自身を除く): 9519381

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 653, 1161, 1935, 1959, 3265, 3483, 5805, 5877, 9795, 17415, 17631, 28079, 29385, 52893, 84237, 88155, 140395, 252711, 264465, 421185, 758133, 1263555, 2274399, 3790665, 11371995]

約数ペア:

[(1, 11371995), (3, 3790665), (5, 2274399), (9, 1263555), (15, 758133), (27, 421185), (43, 264465), (45, 252711), (81, 140395), (129, 88155), (135, 84237), (215, 52893), (387, 29385), (405, 28079), (645, 17631), (653, 17415), (1161, 9795), (1935, 5877), (1959, 5805), (3265, 3483)]