171496737

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 259925760

約数和(自身を除く): 88429023

約数列:

[1, 3, 9, 27, 71, 137, 213, 411, 639, 653, 1233, 1917, 1959, 3699, 5877, 9727, 17631, 29181, 46363, 87543, 89461, 139089, 262629, 268383, 417267, 805149, 1251801, 2415447, 6351731, 19055193, 57165579, 171496737]

約数ペア:

[(1, 171496737), (3, 57165579), (9, 19055193), (27, 6351731), (71, 2415447), (137, 1251801), (213, 805149), (411, 417267), (639, 268383), (653, 262629), (1233, 139089), (1917, 89461), (1959, 87543), (3699, 46363), (5877, 29181), (9727, 17631)]