18325065

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 34836480

約数和(自身を除く): 16511415

約数列:

[1, 3, 5, 11, 15, 17, 33, 47, 51, 55, 85, 139, 141, 165, 187, 235, 255, 417, 517, 561, 695, 705, 799, 935, 1529, 1551, 2085, 2363, 2397, 2585, 2805, 3995, 4587, 6533, 7089, 7645, 7755, 8789, 11815, 11985, 19599, 22935, 25993, 26367, 32665, 35445, 43945, 71863, 77979, 97995, 111061, 129965, 131835, 215589, 333183, 359315, 389895, 555305, 1077945, 1221671, 1665915, 3665013, 6108355, 18325065]

約数ペア:

[(1, 18325065), (3, 6108355), (5, 3665013), (11, 1665915), (15, 1221671), (17, 1077945), (33, 555305), (47, 389895), (51, 359315), (55, 333183), (85, 215589), (139, 131835), (141, 129965), (165, 111061), (187, 97995), (235, 77979), (255, 71863), (417, 43945), (517, 35445), (561, 32665), (695, 26367), (705, 25993), (799, 22935), (935, 19599), (1529, 11985), (1551, 11815), (2085, 8789), (2363, 7755), (2397, 7645), (2585, 7089), (2805, 6533), (3995, 4587)]