64697413

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 79580160

約数和(自身を除く): 14882747

約数列:

[1, 11, 19, 23, 43, 209, 253, 313, 437, 473, 817, 989, 3443, 4807, 5947, 7199, 8987, 10879, 13459, 18791, 65417, 79189, 136781, 148049, 206701, 255721, 309557, 1504591, 2812931, 3405127, 5881583, 64697413]

約数ペア:

[(1, 64697413), (11, 5881583), (19, 3405127), (23, 2812931), (43, 1504591), (209, 309557), (253, 255721), (313, 206701), (437, 148049), (473, 136781), (817, 79189), (989, 65417), (3443, 18791), (4807, 13459), (5947, 10879), (7199, 8987)]