42920703

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{18413}}^1$

素因数の和:18463

約数の個数: 24

約数和(自身を含む): 72772128

約数和(自身を除く): 29851425

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 18413, 55239, 128891, 165717, 386673, 681281, 1160019, 2043843, 4768967, 6131529, 14306901, 42920703]

約数ペア:

[(1, 42920703), (3, 14306901), (7, 6131529), (9, 4768967), (21, 2043843), (37, 1160019), (63, 681281), (111, 386673), (259, 165717), (333, 128891), (777, 55239), (2331, 18413)]