28969836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20287}}^1$

素因数の和:20318

約数の個数: 48

約数和(自身を含む): 81801216

約数和(自身を除く): 52831380

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 20287, 40574, 60861, 81148, 121722, 142009, 243444, 284018, 344879, 426027, 568036, 689758, 852054, 1034637, 1379516, 1704108, 2069274, 2414153, 4138548, 4828306, 7242459, 9656612, 14484918, 28969836]

約数ペア:

[(1, 28969836), (2, 14484918), (3, 9656612), (4, 7242459), (6, 4828306), (7, 4138548), (12, 2414153), (14, 2069274), (17, 1704108), (21, 1379516), (28, 1034637), (34, 852054), (42, 689758), (51, 568036), (68, 426027), (84, 344879), (102, 284018), (119, 243444), (204, 142009), (238, 121722), (357, 81148), (476, 60861), (714, 40574), (1428, 20287)]