1239290437

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{739}}^1\times {\mathrm{751}}^1$

素因数の和:1537

約数の個数: 32

約数和(自身を含む): 1602662400

約数和(自身を除く): 363371963

約数列:

[1, 7, 11, 29, 77, 203, 319, 739, 751, 2233, 5173, 5257, 8129, 8261, 21431, 21779, 56903, 57827, 150017, 152453, 235741, 239569, 554989, 1650187, 1676983, 3884923, 6104879, 16094681, 42734153, 112662767, 177041491, 1239290437]

約数ペア:

[(1, 1239290437), (7, 177041491), (11, 112662767), (29, 42734153), (77, 16094681), (203, 6104879), (319, 3884923), (739, 1676983), (751, 1650187), (2233, 554989), (5173, 239569), (5257, 235741), (8129, 152453), (8261, 150017), (21431, 57827), (21779, 56903)]