81645438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{17203}}^1$

素因数の和:17328

約数の個数: 32

約数和(自身を含む): 188280576

約数和(自身を除く): 106635138

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 113, 226, 339, 678, 791, 1582, 2373, 4746, 17203, 34406, 51609, 103218, 120421, 240842, 361263, 722526, 1943939, 3887878, 5831817, 11663634, 13607573, 27215146, 40822719, 81645438]

約数ペア:

[(1, 81645438), (2, 40822719), (3, 27215146), (6, 13607573), (7, 11663634), (14, 5831817), (21, 3887878), (42, 1943939), (113, 722526), (226, 361263), (339, 240842), (678, 120421), (791, 103218), (1582, 51609), (2373, 34406), (4746, 17203)]