289399331

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{7727}}^1$

素因数の和:7850

約数の個数: 16

約数和(自身を含む): 323710464

約数和(自身を除く): 34311133

約数列:

[1, 13, 43, 67, 559, 871, 2881, 7727, 37453, 100451, 332261, 517709, 4319393, 6730217, 22261487, 289399331]

約数ペア:

[(1, 289399331), (13, 22261487), (43, 6730217), (67, 4319393), (559, 517709), (871, 332261), (2881, 100451), (7727, 37453)]