2005353

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 3348800

約数和(自身を除く): 1343447

約数列:

[1, 3, 7, 9, 21, 63, 139, 229, 417, 687, 973, 1251, 1603, 2061, 2919, 4809, 8757, 14427, 31831, 95493, 222817, 286479, 668451, 2005353]

約数ペア:

[(1, 2005353), (3, 668451), (7, 286479), (9, 222817), (21, 95493), (63, 31831), (139, 14427), (229, 8757), (417, 4809), (687, 2919), (973, 2061), (1251, 1603)]