1820133

素因数分解:

$3^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 3040128

約数和(自身を除く): 1219995

約数列:

[1, 3, 7, 9, 21, 63, 167, 173, 501, 519, 1169, 1211, 1503, 1557, 3507, 3633, 10521, 10899, 28891, 86673, 202237, 260019, 606711, 1820133]

約数ペア:

[(1, 1820133), (3, 606711), (7, 260019), (9, 202237), (21, 86673), (63, 28891), (167, 10899), (173, 10521), (501, 3633), (519, 3507), (1169, 1557), (1211, 1503)]