15642921217

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{227497}}^1$

素因数の和:227581

約数の個数: 32

約数和(自身を含む): 20966215680

約数和(自身を除く): 5323294463

約数列:

[1, 7, 11, 19, 47, 77, 133, 209, 329, 517, 893, 1463, 3619, 6251, 9823, 68761, 227497, 1592479, 2502467, 4322443, 10692359, 17517269, 30257101, 47546873, 74846513, 117615949, 203154821, 332828111, 823311643, 1422083747, 2234703031, 15642921217]

約数ペア:

[(1, 15642921217), (7, 2234703031), (11, 1422083747), (19, 823311643), (47, 332828111), (77, 203154821), (133, 117615949), (209, 74846513), (329, 47546873), (517, 30257101), (893, 17517269), (1463, 10692359), (3619, 4322443), (6251, 2502467), (9823, 1592479), (68761, 227497)]