7781631

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 13138272

約数和(自身を除く): 5356641

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 97, 121, 143, 187, 221, 291, 363, 429, 561, 663, 1067, 1261, 1573, 1649, 2057, 2431, 3201, 3783, 4719, 4947, 6171, 7293, 11737, 13871, 18139, 21437, 26741, 35211, 41613, 54417, 64311, 80223, 152581, 199529, 235807, 457743, 598587, 707421, 2593877, 7781631]

約数ペア:

[(1, 7781631), (3, 2593877), (11, 707421), (13, 598587), (17, 457743), (33, 235807), (39, 199529), (51, 152581), (97, 80223), (121, 64311), (143, 54417), (187, 41613), (221, 35211), (291, 26741), (363, 21437), (429, 18139), (561, 13871), (663, 11737), (1067, 7293), (1261, 6171), (1573, 4947), (1649, 4719), (2057, 3783), (2431, 3201)]