229021821

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{26153}}^1$

素因数の和:26305

約数の個数: 24

約数和(自身を含む): 380802240

約数和(自身を除く): 151780419

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8757, 26153, 78459, 183071, 235377, 549213, 1647639, 3635267, 10905801, 25446869, 32717403, 76340607, 229021821]

約数ペア:

[(1, 229021821), (3, 76340607), (7, 32717403), (9, 25446869), (21, 10905801), (63, 3635267), (139, 1647639), (417, 549213), (973, 235377), (1251, 183071), (2919, 78459), (8757, 26153)]