27831465

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 53464320

約数和(自身を除く): 25632855

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 67, 85, 135, 153, 181, 201, 255, 335, 459, 543, 603, 765, 905, 1005, 1139, 1629, 1809, 2295, 2715, 3015, 3077, 3417, 4887, 5695, 8145, 9045, 9231, 10251, 12127, 15385, 17085, 24435, 27693, 30753, 36381, 46155, 51255, 60635, 83079, 109143, 138465, 153765, 181905, 206159, 327429, 415395, 545715, 618477, 1030795, 1637145, 1855431, 3092385, 5566293, 9277155, 27831465]

約数ペア:

[(1, 27831465), (3, 9277155), (5, 5566293), (9, 3092385), (15, 1855431), (17, 1637145), (27, 1030795), (45, 618477), (51, 545715), (67, 415395), (85, 327429), (135, 206159), (153, 181905), (181, 153765), (201, 138465), (255, 109143), (335, 83079), (459, 60635), (543, 51255), (603, 46155), (765, 36381), (905, 30753), (1005, 27693), (1139, 24435), (1629, 17085), (1809, 15385), (2295, 12127), (2715, 10251), (3015, 9231), (3077, 9045), (3417, 8145), (4887, 5695)]