128551467

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^2$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 205400448

約数和(自身を除く): 76848981

約数列:

[1, 3, 11, 17, 33, 43, 51, 73, 129, 187, 219, 473, 561, 731, 803, 1241, 1419, 2193, 2409, 3139, 3723, 5329, 8041, 9417, 13651, 15987, 24123, 34529, 40953, 53363, 58619, 90593, 103587, 160089, 175857, 229147, 271779, 586993, 687441, 996523, 1760979, 2520617, 2989569, 3895499, 7561851, 11686497, 42850489, 128551467]

約数ペア:

[(1, 128551467), (3, 42850489), (11, 11686497), (17, 7561851), (33, 3895499), (43, 2989569), (51, 2520617), (73, 1760979), (129, 996523), (187, 687441), (219, 586993), (473, 271779), (561, 229147), (731, 175857), (803, 160089), (1241, 103587), (1419, 90593), (2193, 58619), (2409, 53363), (3139, 40953), (3723, 34529), (5329, 24123), (8041, 15987), (9417, 13651)]