918804927

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{313}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 1273282560

約数和(自身を除く): 354477633

約数列:

[1, 3, 47, 109, 141, 191, 313, 327, 573, 939, 5123, 8977, 14711, 15369, 20819, 26931, 34117, 44133, 59783, 62457, 102351, 179349, 978493, 1603499, 2809801, 2935479, 4810497, 6516347, 8429403, 19549041, 306268309, 918804927]

約数ペア:

[(1, 918804927), (3, 306268309), (47, 19549041), (109, 8429403), (141, 6516347), (191, 4810497), (313, 2935479), (327, 2809801), (573, 1603499), (939, 978493), (5123, 179349), (8977, 102351), (14711, 62457), (15369, 59783), (20819, 44133), (26931, 34117)]