1311528075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{11117}}^1$

素因数の和:11165

約数の個数: 72

約数和(自身を含む): 2567012784

約数和(自身を除く): 1255484709

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 121, 143, 165, 195, 275, 325, 363, 429, 605, 715, 825, 975, 1573, 1815, 2145, 3025, 3575, 4719, 7865, 9075, 10725, 11117, 23595, 33351, 39325, 55585, 117975, 122287, 144521, 166755, 277925, 366861, 433563, 611435, 722605, 833775, 1345157, 1589731, 1834305, 2167815, 3057175, 3613025, 4035471, 4769193, 6725785, 7948655, 9171525, 10839075, 17487041, 20177355, 23845965, 33628925, 39743275, 52461123, 87435205, 100886775, 119229825, 262305615, 437176025, 1311528075]

約数ペア:

[(1, 1311528075), (3, 437176025), (5, 262305615), (11, 119229825), (13, 100886775), (15, 87435205), (25, 52461123), (33, 39743275), (39, 33628925), (55, 23845965), (65, 20177355), (75, 17487041), (121, 10839075), (143, 9171525), (165, 7948655), (195, 6725785), (275, 4769193), (325, 4035471), (363, 3613025), (429, 3057175), (605, 2167815), (715, 1834305), (825, 1589731), (975, 1345157), (1573, 833775), (1815, 722605), (2145, 611435), (3025, 433563), (3575, 366861), (4719, 277925), (7865, 166755), (9075, 144521), (10725, 122287), (11117, 117975), (23595, 55585), (33351, 39325)]