290837845

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{2731}}^1$

素因数の和:2833

約数の個数: 24

約数和(自身を含む): 374721120

約数和(自身を除く): 83883275

約数列:

[1, 5, 19, 59, 95, 295, 361, 1121, 1805, 2731, 5605, 13655, 21299, 51889, 106495, 161129, 259445, 805645, 985891, 3061451, 4929455, 15307255, 58167569, 290837845]

約数ペア:

[(1, 290837845), (5, 58167569), (19, 15307255), (59, 4929455), (95, 3061451), (295, 985891), (361, 805645), (1121, 259445), (1805, 161129), (2731, 106495), (5605, 51889), (13655, 21299)]