27729198

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:382

約数の個数: 72

約数和(自身を含む): 70691400

約数和(自身を除く): 42962202

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 149, 211, 294, 298, 422, 441, 447, 633, 882, 894, 1043, 1266, 1341, 1477, 1899, 2086, 2682, 2954, 3129, 3798, 4431, 6258, 7301, 8862, 9387, 10339, 13293, 14602, 18774, 20678, 21903, 26586, 31017, 31439, 43806, 62034, 62878, 65709, 93051, 94317, 131418, 186102, 188634, 220073, 282951, 440146, 565902, 660219, 1320438, 1540511, 1980657, 3081022, 3961314, 4621533, 9243066, 13864599, 27729198]

約数ペア:

[(1, 27729198), (2, 13864599), (3, 9243066), (6, 4621533), (7, 3961314), (9, 3081022), (14, 1980657), (18, 1540511), (21, 1320438), (42, 660219), (49, 565902), (63, 440146), (98, 282951), (126, 220073), (147, 188634), (149, 186102), (211, 131418), (294, 94317), (298, 93051), (422, 65709), (441, 62878), (447, 62034), (633, 43806), (882, 31439), (894, 31017), (1043, 26586), (1266, 21903), (1341, 20678), (1477, 18774), (1899, 14602), (2086, 13293), (2682, 10339), (2954, 9387), (3129, 8862), (3798, 7301), (4431, 6258)]