51489438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8573}}^1$

素因数の和:8609

約数の個数: 64

約数和(自身を含む): 138281472

約数和(自身を除く): 86792034

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 77, 78, 91, 143, 154, 182, 231, 273, 286, 429, 462, 546, 858, 1001, 2002, 3003, 6006, 8573, 17146, 25719, 51438, 60011, 94303, 111449, 120022, 180033, 188606, 222898, 282909, 334347, 360066, 565818, 660121, 668694, 780143, 1225939, 1320242, 1560286, 1980363, 2340429, 2451878, 3677817, 3960726, 4680858, 7355634, 8581573, 17163146, 25744719, 51489438]

約数ペア:

[(1, 51489438), (2, 25744719), (3, 17163146), (6, 8581573), (7, 7355634), (11, 4680858), (13, 3960726), (14, 3677817), (21, 2451878), (22, 2340429), (26, 1980363), (33, 1560286), (39, 1320242), (42, 1225939), (66, 780143), (77, 668694), (78, 660121), (91, 565818), (143, 360066), (154, 334347), (182, 282909), (231, 222898), (273, 188606), (286, 180033), (429, 120022), (462, 111449), (546, 94303), (858, 60011), (1001, 51438), (2002, 25719), (3003, 17146), (6006, 8573)]