253348461

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{457}}^1\times {\mathrm{1987}}^1$

素因数の和:2481

約数の個数: 24

約数和(自身を含む): 378769664

約数和(自身を除く): 125421203

約数列:

[1, 3, 9, 31, 93, 279, 457, 1371, 1987, 4113, 5961, 14167, 17883, 42501, 61597, 127503, 184791, 554373, 908059, 2724177, 8172531, 28149829, 84449487, 253348461]

約数ペア:

[(1, 253348461), (3, 84449487), (9, 28149829), (31, 8172531), (93, 2724177), (279, 908059), (457, 554373), (1371, 184791), (1987, 127503), (4113, 61597), (5961, 42501), (14167, 17883)]