4157979

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 7073280

約数和(自身を除く): 2915301

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 613, 969, 1839, 2261, 4291, 6783, 10421, 11647, 12873, 31263, 34941, 72947, 81529, 197999, 218841, 244587, 593997, 1385993, 4157979]

約数ペア:

[(1, 4157979), (3, 1385993), (7, 593997), (17, 244587), (19, 218841), (21, 197999), (51, 81529), (57, 72947), (119, 34941), (133, 31263), (323, 12873), (357, 11647), (399, 10421), (613, 6783), (969, 4291), (1839, 2261)]