64274287

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 82736640

約数和(自身を除く): 18462353

約数列:

[1, 7, 11, 77, 83, 89, 113, 581, 623, 791, 913, 979, 1243, 6391, 6853, 7387, 8701, 9379, 10057, 51709, 65653, 70399, 81257, 103169, 110627, 568799, 722183, 774389, 834731, 5843117, 9182041, 64274287]

約数ペア:

[(1, 64274287), (7, 9182041), (11, 5843117), (77, 834731), (83, 774389), (89, 722183), (113, 568799), (581, 110627), (623, 103169), (791, 81257), (913, 70399), (979, 65653), (1243, 51709), (6391, 10057), (6853, 9379), (7387, 8701)]