1297675449

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{290113}}^1$

素因数の和:290197

約数の個数: 24

約数和(自身を含む): 2172373632

約数和(自身を除く): 874698183

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 290113, 870339, 2030791, 2611017, 6092373, 18277119, 20598023, 61794069, 144186161, 185382207, 432558483, 1297675449]

約数ペア:

[(1, 1297675449), (3, 432558483), (7, 185382207), (9, 144186161), (21, 61794069), (63, 20598023), (71, 18277119), (213, 6092373), (497, 2611017), (639, 2030791), (1491, 870339), (4473, 290113)]