217339906

素因数分解:

$2^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{137383}}^1$

素因数の和:137505

約数の個数: 16

約数和(自身を含む): 375882624

約数和(自身を除く): 158542718

約数列:

[1, 2, 7, 14, 113, 226, 791, 1582, 137383, 274766, 961681, 1923362, 15524279, 31048558, 108669953, 217339906]

約数ペア:

[(1, 217339906), (2, 108669953), (7, 31048558), (14, 15524279), (113, 1923362), (226, 961681), (791, 274766), (1582, 137383)]