31691758

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{317}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 56263104

約数和(自身を除く): 24571346

約数列:

[1, 2, 7, 14, 37, 74, 193, 259, 317, 386, 518, 634, 1351, 2219, 2702, 4438, 7141, 11729, 14282, 23458, 49987, 61181, 82103, 99974, 122362, 164206, 428267, 856534, 2263697, 4527394, 15845879, 31691758]

約数ペア:

[(1, 31691758), (2, 15845879), (7, 4527394), (14, 2263697), (37, 856534), (74, 428267), (193, 164206), (259, 122362), (317, 99974), (386, 82103), (518, 61181), (634, 49987), (1351, 23458), (2219, 14282), (2702, 11729), (4438, 7141)]