2086749

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:258

約数の個数: 32

約数和(自身を含む): 3610880

約数和(自身を除く): 1524131

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 181, 183, 189, 427, 543, 549, 1267, 1281, 1629, 1647, 3801, 3843, 4887, 11041, 11403, 11529, 33123, 34209, 77287, 99369, 231861, 298107, 695583, 2086749]

約数ペア:

[(1, 2086749), (3, 695583), (7, 298107), (9, 231861), (21, 99369), (27, 77287), (61, 34209), (63, 33123), (181, 11529), (183, 11403), (189, 11041), (427, 4887), (543, 3843), (549, 3801), (1267, 1647), (1281, 1629)]