1621251323

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{20399}}^1$

素因数の和:20554

約数の個数: 16

約数和(自身を含む): 1762560000

約数和(自身を除く): 141308677

約数列:

[1, 19, 47, 89, 893, 1691, 4183, 20399, 79477, 387581, 958753, 1815511, 18216307, 34494709, 85329017, 1621251323]

約数ペア:

[(1, 1621251323), (19, 85329017), (47, 34494709), (89, 18216307), (893, 1815511), (1691, 958753), (4183, 387581), (20399, 79477)]