15231915

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6637}}^1$

素因数の和:6668

約数の個数: 32

約数和(自身を含む): 28676160

約数和(自身を除く): 13444245

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 6637, 19911, 33185, 59733, 99555, 112829, 179199, 298665, 338487, 564145, 895995, 1015461, 1692435, 3046383, 5077305, 15231915]

約数ペア:

[(1, 15231915), (3, 5077305), (5, 3046383), (9, 1692435), (15, 1015461), (17, 895995), (27, 564145), (45, 338487), (51, 298665), (85, 179199), (135, 112829), (153, 99555), (255, 59733), (459, 33185), (765, 19911), (2295, 6637)]