28803894

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 69189120

約数和(自身を除く): 40385226

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 43, 82, 86, 123, 129, 246, 258, 287, 301, 389, 574, 602, 778, 861, 903, 1167, 1722, 1763, 1806, 2334, 2723, 3526, 5289, 5446, 8169, 10578, 12341, 15949, 16338, 16727, 24682, 31898, 33454, 37023, 47847, 50181, 74046, 95694, 100362, 111643, 117089, 223286, 234178, 334929, 351267, 669858, 685807, 702534, 1371614, 2057421, 4114842, 4800649, 9601298, 14401947, 28803894]

約数ペア:

[(1, 28803894), (2, 14401947), (3, 9601298), (6, 4800649), (7, 4114842), (14, 2057421), (21, 1371614), (41, 702534), (42, 685807), (43, 669858), (82, 351267), (86, 334929), (123, 234178), (129, 223286), (246, 117089), (258, 111643), (287, 100362), (301, 95694), (389, 74046), (574, 50181), (602, 47847), (778, 37023), (861, 33454), (903, 31898), (1167, 24682), (1722, 16727), (1763, 16338), (1806, 15949), (2334, 12341), (2723, 10578), (3526, 8169), (5289, 5446)]