19005640173

素因数分解:

$3^7\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{2797}}^1$

素因数の和:3070

約数の個数: 64

約数和(自身を含む): 30836198400

約数和(自身を除く): 11830558227

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 239, 243, 351, 717, 729, 1053, 2151, 2187, 2797, 3107, 3159, 6453, 8391, 9321, 9477, 19359, 25173, 27963, 28431, 36361, 58077, 75519, 83889, 109083, 174231, 226557, 251667, 327249, 522693, 668483, 679671, 755001, 981747, 2005449, 2039013, 2265003, 2945241, 6016347, 6117039, 6795009, 8690279, 8835723, 18049041, 26070837, 26507169, 54147123, 78212511, 79521507, 162441369, 234637533, 487324107, 703912599, 1461972321, 2111737797, 6335213391, 19005640173]

約数ペア:

[(1, 19005640173), (3, 6335213391), (9, 2111737797), (13, 1461972321), (27, 703912599), (39, 487324107), (81, 234637533), (117, 162441369), (239, 79521507), (243, 78212511), (351, 54147123), (717, 26507169), (729, 26070837), (1053, 18049041), (2151, 8835723), (2187, 8690279), (2797, 6795009), (3107, 6117039), (3159, 6016347), (6453, 2945241), (8391, 2265003), (9321, 2039013), (9477, 2005449), (19359, 981747), (25173, 755001), (27963, 679671), (28431, 668483), (36361, 522693), (58077, 327249), (75519, 251667), (83889, 226557), (109083, 174231)]