289875685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6451}}^1$

素因数の和:6529

約数の個数: 32

約数和(自身を含む): 408798720

約数和(自身を除く): 118923035

約数列:

[1, 5, 11, 19, 43, 55, 95, 209, 215, 473, 817, 1045, 2365, 4085, 6451, 8987, 32255, 44935, 70961, 122569, 277393, 354805, 612845, 1348259, 1386965, 3051323, 5270467, 6741295, 15256615, 26352335, 57975137, 289875685]

約数ペア:

[(1, 289875685), (5, 57975137), (11, 26352335), (19, 15256615), (43, 6741295), (55, 5270467), (95, 3051323), (209, 1386965), (215, 1348259), (473, 612845), (817, 354805), (1045, 277393), (2365, 122569), (4085, 70961), (6451, 44935), (8987, 32255)]