1977129

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1$

素因数の和:347

約数の個数: 40

約数和(自身を含む): 3693888

約数和(自身を除く): 1716759

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 317, 567, 693, 891, 951, 2079, 2219, 2853, 3487, 6237, 6657, 8559, 10461, 19971, 24409, 25677, 31383, 59913, 73227, 94149, 179739, 219681, 282447, 659043, 1977129]

約数ペア:

[(1, 1977129), (3, 659043), (7, 282447), (9, 219681), (11, 179739), (21, 94149), (27, 73227), (33, 59913), (63, 31383), (77, 25677), (81, 24409), (99, 19971), (189, 10461), (231, 8559), (297, 6657), (317, 6237), (567, 3487), (693, 2853), (891, 2219), (951, 2079)]