189815574

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{557}}^1$

素因数の和:849

約数の個数: 64

約数和(自身を含む): 435347136

約数和(自身を除く): 245531562

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 257, 442, 514, 557, 663, 771, 1114, 1326, 1542, 1671, 3341, 3342, 4369, 6682, 7241, 8738, 9469, 10023, 13107, 14482, 18938, 20046, 21723, 26214, 28407, 43446, 56797, 56814, 113594, 123097, 143149, 170391, 246194, 286298, 340782, 369291, 429447, 738582, 858894, 1860937, 2433533, 3721874, 4867066, 5582811, 7300599, 11165622, 14601198, 31635929, 63271858, 94907787, 189815574]

約数ペア:

[(1, 189815574), (2, 94907787), (3, 63271858), (6, 31635929), (13, 14601198), (17, 11165622), (26, 7300599), (34, 5582811), (39, 4867066), (51, 3721874), (78, 2433533), (102, 1860937), (221, 858894), (257, 738582), (442, 429447), (514, 369291), (557, 340782), (663, 286298), (771, 246194), (1114, 170391), (1326, 143149), (1542, 123097), (1671, 113594), (3341, 56814), (3342, 56797), (4369, 43446), (6682, 28407), (7241, 26214), (8738, 21723), (9469, 20046), (10023, 18938), (13107, 14482)]