289081447

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 335301120

約数和(自身を除く): 46219673

約数列:

[1, 17, 19, 41, 83, 263, 323, 697, 779, 1411, 1577, 3403, 4471, 4997, 10783, 13243, 21829, 26809, 57851, 64657, 84949, 183311, 204877, 371093, 414751, 894989, 1099169, 3482909, 7050767, 15214813, 17004791, 289081447]

約数ペア:

[(1, 289081447), (17, 17004791), (19, 15214813), (41, 7050767), (83, 3482909), (263, 1099169), (323, 894989), (697, 414751), (779, 371093), (1411, 204877), (1577, 183311), (3403, 84949), (4471, 64657), (4997, 57851), (10783, 26809), (13243, 21829)]