31342514

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 60825600

約数和(自身を除く): 29483086

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 47, 94, 109, 133, 161, 218, 266, 322, 329, 437, 658, 763, 874, 893, 1081, 1526, 1786, 2071, 2162, 2507, 3059, 4142, 5014, 5123, 6118, 6251, 7567, 10246, 12502, 14497, 15134, 17549, 20539, 28994, 35098, 35861, 41078, 47633, 71722, 95266, 97337, 117829, 143773, 194674, 235658, 287546, 333431, 666862, 681359, 824803, 1362718, 1649606, 2238751, 4477502, 15671257, 31342514]

約数ペア:

[(1, 31342514), (2, 15671257), (7, 4477502), (14, 2238751), (19, 1649606), (23, 1362718), (38, 824803), (46, 681359), (47, 666862), (94, 333431), (109, 287546), (133, 235658), (161, 194674), (218, 143773), (266, 117829), (322, 97337), (329, 95266), (437, 71722), (658, 47633), (763, 41078), (874, 35861), (893, 35098), (1081, 28994), (1526, 20539), (1786, 17549), (2071, 15134), (2162, 14497), (2507, 12502), (3059, 10246), (4142, 7567), (5014, 6251), (5123, 6118)]