28773276

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 81865728

約数和(自身を除く): 53092452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 53, 69, 84, 92, 106, 138, 159, 161, 212, 276, 281, 318, 322, 371, 483, 562, 636, 644, 742, 843, 966, 1113, 1124, 1219, 1484, 1686, 1932, 1967, 2226, 2438, 3372, 3657, 3934, 4452, 4876, 5901, 6463, 7314, 7868, 8533, 11802, 12926, 14628, 14893, 17066, 19389, 23604, 25599, 25852, 29786, 34132, 38778, 44679, 45241, 51198, 59572, 77556, 89358, 90482, 102396, 104251, 135723, 178716, 180964, 208502, 271446, 312753, 342539, 417004, 542892, 625506, 685078, 1027617, 1251012, 1370156, 2055234, 2397773, 4110468, 4795546, 7193319, 9591092, 14386638, 28773276]

約数ペア:

[(1, 28773276), (2, 14386638), (3, 9591092), (4, 7193319), (6, 4795546), (7, 4110468), (12, 2397773), (14, 2055234), (21, 1370156), (23, 1251012), (28, 1027617), (42, 685078), (46, 625506), (53, 542892), (69, 417004), (84, 342539), (92, 312753), (106, 271446), (138, 208502), (159, 180964), (161, 178716), (212, 135723), (276, 104251), (281, 102396), (318, 90482), (322, 89358), (371, 77556), (483, 59572), (562, 51198), (636, 45241), (644, 44679), (742, 38778), (843, 34132), (966, 29786), (1113, 25852), (1124, 25599), (1219, 23604), (1484, 19389), (1686, 17066), (1932, 14893), (1967, 14628), (2226, 12926), (2438, 11802), (3372, 8533), (3657, 7868), (3934, 7314), (4452, 6463), (4876, 5901)]