51631803

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:169

約数の個数: 64

約数和(自身を含む): 85708800

約数和(自身を除く): 34076997

約数列:

[1, 3, 9, 23, 27, 29, 47, 61, 69, 87, 141, 183, 207, 261, 423, 549, 621, 667, 783, 1081, 1269, 1363, 1403, 1647, 1769, 2001, 2867, 3243, 4089, 4209, 5307, 6003, 8601, 9729, 12267, 12627, 15921, 18009, 25803, 29187, 31349, 36801, 37881, 40687, 47763, 65941, 77409, 83143, 94047, 122061, 197823, 249429, 282141, 366183, 593469, 748287, 846423, 1098549, 1780407, 1912289, 2244861, 5736867, 17210601, 51631803]

約数ペア:

[(1, 51631803), (3, 17210601), (9, 5736867), (23, 2244861), (27, 1912289), (29, 1780407), (47, 1098549), (61, 846423), (69, 748287), (87, 593469), (141, 366183), (183, 282141), (207, 249429), (261, 197823), (423, 122061), (549, 94047), (621, 83143), (667, 77409), (783, 65941), (1081, 47763), (1269, 40687), (1363, 37881), (1403, 36801), (1647, 31349), (1769, 29187), (2001, 25803), (2867, 18009), (3243, 15921), (4089, 12627), (4209, 12267), (5307, 9729), (6003, 8601)]