208073019

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{39163}}^1$

素因数の和:39207

約数の個数: 32

約数和(自身を含む): 360935424

約数和(自身を除く): 152862405

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 483, 759, 1771, 5313, 39163, 117489, 274141, 430793, 822423, 900749, 1292379, 2702247, 3015551, 6305243, 9046653, 9908239, 18915729, 29724717, 69357673, 208073019]

約数ペア:

[(1, 208073019), (3, 69357673), (7, 29724717), (11, 18915729), (21, 9908239), (23, 9046653), (33, 6305243), (69, 3015551), (77, 2702247), (161, 1292379), (231, 900749), (253, 822423), (483, 430793), (759, 274141), (1771, 117489), (5313, 39163)]