20131427205

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2011}}^1\times {\mathrm{2557}}^1$

素因数の和:4611

約数の個数: 64

約数和(自身を含む): 37056211200

約数和(自身を除く): 16924783995

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 2011, 2557, 3915, 6033, 7671, 10055, 12785, 18099, 23013, 30165, 38355, 54297, 58319, 69039, 74153, 90495, 115065, 174957, 222459, 271485, 291595, 345195, 370765, 524871, 667377, 874785, 1112295, 1574613, 2002131, 2624355, 3336885, 5142127, 7873065, 10010655, 15426381, 25710635, 46279143, 77131905, 138837429, 149121683, 231395715, 447365049, 694187145, 745608415, 1342095147, 2236825245, 4026285441, 6710475735, 20131427205]

約数ペア:

[(1, 20131427205), (3, 6710475735), (5, 4026285441), (9, 2236825245), (15, 1342095147), (27, 745608415), (29, 694187145), (45, 447365049), (87, 231395715), (135, 149121683), (145, 138837429), (261, 77131905), (435, 46279143), (783, 25710635), (1305, 15426381), (2011, 10010655), (2557, 7873065), (3915, 5142127), (6033, 3336885), (7671, 2624355), (10055, 2002131), (12785, 1574613), (18099, 1112295), (23013, 874785), (30165, 667377), (38355, 524871), (54297, 370765), (58319, 345195), (69039, 291595), (74153, 271485), (90495, 222459), (115065, 174957)]