2991681

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1439}}^1$

素因数の和:1466

約数の個数: 32

約数和(自身を含む): 5529600

約数和(自身を除く): 2537919

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 1439, 2079, 4317, 10073, 12951, 15829, 30219, 38853, 47487, 90657, 110803, 142461, 271971, 332409, 427383, 997227, 2991681]

約数ペア:

[(1, 2991681), (3, 997227), (7, 427383), (9, 332409), (11, 271971), (21, 142461), (27, 110803), (33, 90657), (63, 47487), (77, 38853), (99, 30219), (189, 15829), (231, 12951), (297, 10073), (693, 4317), (1439, 2079)]