291275127

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13313}}^1$

素因数の和:13360

約数の個数: 48

約数和(自身を含む): 523399968

約数和(自身を除く): 232124841

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 99, 117, 143, 153, 187, 221, 429, 561, 663, 1287, 1683, 1989, 2431, 7293, 13313, 21879, 39939, 119817, 146443, 173069, 226321, 439329, 519207, 678963, 1317987, 1557621, 1903759, 2036889, 2489531, 2942173, 5711277, 7468593, 8826519, 17133831, 22405779, 26479557, 32363903, 97091709, 291275127]

約数ペア:

[(1, 291275127), (3, 97091709), (9, 32363903), (11, 26479557), (13, 22405779), (17, 17133831), (33, 8826519), (39, 7468593), (51, 5711277), (99, 2942173), (117, 2489531), (143, 2036889), (153, 1903759), (187, 1557621), (221, 1317987), (429, 678963), (561, 519207), (663, 439329), (1287, 226321), (1683, 173069), (1989, 146443), (2431, 119817), (7293, 39939), (13313, 21879)]