1211843912

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1\times {\mathrm{337}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 2443212720

約数和(自身を除く): 1231368808

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 137, 193, 274, 337, 386, 548, 674, 772, 1096, 1348, 1544, 2329, 2696, 3281, 4658, 5729, 6562, 9316, 11458, 13124, 18632, 22916, 26248, 26441, 45832, 46169, 52882, 65041, 92338, 105764, 130082, 184676, 211528, 260164, 369352, 449497, 520328, 784873, 898994, 1105697, 1569746, 1797988, 2211394, 3139492, 3595976, 4422788, 6278984, 8845576, 8910617, 17821234, 35642468, 71284936, 151480489, 302960978, 605921956, 1211843912]

約数ペア:

[(1, 1211843912), (2, 605921956), (4, 302960978), (8, 151480489), (17, 71284936), (34, 35642468), (68, 17821234), (136, 8910617), (137, 8845576), (193, 6278984), (274, 4422788), (337, 3595976), (386, 3139492), (548, 2211394), (674, 1797988), (772, 1569746), (1096, 1105697), (1348, 898994), (1544, 784873), (2329, 520328), (2696, 449497), (3281, 369352), (4658, 260164), (5729, 211528), (6562, 184676), (9316, 130082), (11458, 105764), (13124, 92338), (18632, 65041), (22916, 52882), (26248, 46169), (26441, 45832)]