7214889

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 11381760

約数和(自身を除く): 4166871

約数列:

[1, 3, 11, 19, 33, 37, 57, 111, 209, 311, 407, 627, 703, 933, 1221, 2109, 3421, 5909, 7733, 10263, 11507, 17727, 23199, 34521, 64999, 126577, 194997, 218633, 379731, 655899, 2404963, 7214889]

約数ペア:

[(1, 7214889), (3, 2404963), (11, 655899), (19, 379731), (33, 218633), (37, 194997), (57, 126577), (111, 64999), (209, 34521), (311, 23199), (407, 17727), (627, 11507), (703, 10263), (933, 7733), (1221, 5909), (2109, 3421)]