289969097068

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{474547}}^1$

素因数の和:474854

約数の個数: 48

約数和(自身を含む): 587832098560

約数和(自身を除く): 297863001492

約数列:

[1, 2, 4, 7, 14, 28, 139, 157, 278, 314, 556, 628, 973, 1099, 1946, 2198, 3892, 4396, 21823, 43646, 87292, 152761, 305522, 474547, 611044, 949094, 1898188, 3321829, 6643658, 13287316, 65962033, 74503879, 131924066, 149007758, 263848132, 298015516, 461734231, 521527153, 923468462, 1043054306, 1846936924, 2086108612, 10356039181, 20712078362, 41424156724, 72492274267, 144984548534, 289969097068]

約数ペア:

[(1, 289969097068), (2, 144984548534), (4, 72492274267), (7, 41424156724), (14, 20712078362), (28, 10356039181), (139, 2086108612), (157, 1846936924), (278, 1043054306), (314, 923468462), (556, 521527153), (628, 461734231), (973, 298015516), (1099, 263848132), (1946, 149007758), (2198, 131924066), (3892, 74503879), (4396, 65962033), (21823, 13287316), (43646, 6643658), (87292, 3321829), (152761, 1898188), (305522, 949094), (474547, 611044)]