38039967

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 66493440

約数和(自身を除く): 28453473

約数列:

[1, 3, 7, 9, 21, 29, 47, 63, 87, 141, 203, 261, 329, 423, 443, 609, 987, 1329, 1363, 1827, 2961, 3101, 3987, 4089, 9303, 9541, 12267, 12847, 20821, 27909, 28623, 38541, 62463, 85869, 89929, 115623, 145747, 187389, 269787, 437241, 603809, 809361, 1311723, 1811427, 4226663, 5434281, 12679989, 38039967]

約数ペア:

[(1, 38039967), (3, 12679989), (7, 5434281), (9, 4226663), (21, 1811427), (29, 1311723), (47, 809361), (63, 603809), (87, 437241), (141, 269787), (203, 187389), (261, 145747), (329, 115623), (423, 89929), (443, 85869), (609, 62463), (987, 38541), (1329, 28623), (1363, 27909), (1827, 20821), (2961, 12847), (3101, 12267), (3987, 9541), (4089, 9303)]