16401593915

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1\times {\mathrm{907}}^1$

素因数の和:1392

約数の個数: 64

約数和(自身を含む): 24100208640

約数和(自身を除く): 7698614725

約数列:

[1, 5, 7, 19, 35, 71, 95, 133, 355, 383, 497, 665, 907, 1349, 1915, 2485, 2681, 4535, 6349, 6745, 7277, 9443, 13405, 17233, 27193, 31745, 36385, 47215, 50939, 64397, 86165, 120631, 135965, 190351, 254695, 321985, 347381, 450779, 516667, 603155, 951755, 1223543, 1736905, 2253895, 2431667, 2583335, 3616669, 6117715, 6600239, 8564801, 12158335, 18083345, 24664051, 33001195, 42824005, 46201673, 123320255, 172648357, 231008365, 468616969, 863241785, 2343084845, 3280318783, 16401593915]

約数ペア:

[(1, 16401593915), (5, 3280318783), (7, 2343084845), (19, 863241785), (35, 468616969), (71, 231008365), (95, 172648357), (133, 123320255), (355, 46201673), (383, 42824005), (497, 33001195), (665, 24664051), (907, 18083345), (1349, 12158335), (1915, 8564801), (2485, 6600239), (2681, 6117715), (4535, 3616669), (6349, 2583335), (6745, 2431667), (7277, 2253895), (9443, 1736905), (13405, 1223543), (17233, 951755), (27193, 603155), (31745, 516667), (36385, 450779), (47215, 347381), (50939, 321985), (64397, 254695), (86165, 190351), (120631, 135965)]