28418628

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2843}}^1$

素因数の和:2881

約数の個数: 72

約数和(自身を含む): 81702432

約数和(自身を除く): 53283804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 49, 51, 68, 84, 98, 102, 119, 147, 196, 204, 238, 294, 357, 476, 588, 714, 833, 1428, 1666, 2499, 2843, 3332, 4998, 5686, 8529, 9996, 11372, 17058, 19901, 34116, 39802, 48331, 59703, 79604, 96662, 119406, 139307, 144993, 193324, 238812, 278614, 289986, 338317, 417921, 557228, 579972, 676634, 835842, 1014951, 1353268, 1671684, 2029902, 2368219, 4059804, 4736438, 7104657, 9472876, 14209314, 28418628]

約数ペア:

[(1, 28418628), (2, 14209314), (3, 9472876), (4, 7104657), (6, 4736438), (7, 4059804), (12, 2368219), (14, 2029902), (17, 1671684), (21, 1353268), (28, 1014951), (34, 835842), (42, 676634), (49, 579972), (51, 557228), (68, 417921), (84, 338317), (98, 289986), (102, 278614), (119, 238812), (147, 193324), (196, 144993), (204, 139307), (238, 119406), (294, 96662), (357, 79604), (476, 59703), (588, 48331), (714, 39802), (833, 34116), (1428, 19901), (1666, 17058), (2499, 11372), (2843, 9996), (3332, 8529), (4998, 5686)]