16662338

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{421}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 31356288

約数和(自身を除く): 14693950

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 257, 421, 514, 842, 1799, 2827, 2947, 3598, 4631, 5654, 5894, 9262, 19789, 32417, 39578, 64834, 108197, 216394, 757379, 1190167, 1514758, 2380334, 8331169, 16662338]

約数ペア:

[(1, 16662338), (2, 8331169), (7, 2380334), (11, 1514758), (14, 1190167), (22, 757379), (77, 216394), (154, 108197), (257, 64834), (421, 39578), (514, 32417), (842, 19789), (1799, 9262), (2827, 5894), (2947, 5654), (3598, 4631)]