11215665

素因数分解:

$3^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:221

約数の個数: 56

約数和(自身を含む): 21484008

約数和(自身を除く): 10268343

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 181, 243, 255, 405, 459, 543, 729, 765, 905, 1215, 1377, 1629, 2295, 2715, 3077, 3645, 4131, 4887, 6885, 8145, 9231, 12393, 14661, 15385, 20655, 24435, 27693, 43983, 46155, 61965, 73305, 83079, 131949, 138465, 219915, 249237, 415395, 659745, 747711, 1246185, 2243133, 3738555, 11215665]

約数ペア:

[(1, 11215665), (3, 3738555), (5, 2243133), (9, 1246185), (15, 747711), (17, 659745), (27, 415395), (45, 249237), (51, 219915), (81, 138465), (85, 131949), (135, 83079), (153, 73305), (181, 61965), (243, 46155), (255, 43983), (405, 27693), (459, 24435), (543, 20655), (729, 15385), (765, 14661), (905, 12393), (1215, 9231), (1377, 8145), (1629, 6885), (2295, 4887), (2715, 4131), (3077, 3645)]