2011872723

素因数分解:

$3^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{70913}}^1$

素因数の和:71123

約数の個数: 24

約数和(自身を含む): 3136668048

約数和(自身を除く): 1124795325

約数列:

[1, 3, 7, 21, 49, 147, 193, 579, 1351, 4053, 9457, 28371, 70913, 212739, 496391, 1489173, 3474737, 10424211, 13686209, 41058627, 95803463, 287410389, 670624241, 2011872723]

約数ペア:

[(1, 2011872723), (3, 670624241), (7, 287410389), (21, 95803463), (49, 41058627), (147, 13686209), (193, 10424211), (579, 3474737), (1351, 1489173), (4053, 496391), (9457, 212739), (28371, 70913)]