188220207

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{2081}}^1$

素因数の和:2223

約数の個数: 32

約数和(自身を含む): 295810560

約数和(自身を除く): 107590353

約数列:

[1, 3, 7, 21, 59, 73, 177, 219, 413, 511, 1239, 1533, 2081, 4307, 6243, 12921, 14567, 30149, 43701, 90447, 122779, 151913, 368337, 455739, 859453, 1063391, 2578359, 3190173, 8962867, 26888601, 62740069, 188220207]

約数ペア:

[(1, 188220207), (3, 62740069), (7, 26888601), (21, 8962867), (59, 3190173), (73, 2578359), (177, 1063391), (219, 859453), (413, 455739), (511, 368337), (1239, 151913), (1533, 122779), (2081, 90447), (4307, 43701), (6243, 30149), (12921, 14567)]