31047867

素因数分解:

$3^5\times {\mathrm{67}}^1\times {\mathrm{1907}}^1$

素因数の和:1989

約数の個数: 24

約数和(自身を含む): 47226816

約数和(自身を除く): 16178949

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 603, 1809, 1907, 5427, 5721, 16281, 17163, 51489, 127769, 154467, 383307, 463401, 1149921, 3449763, 10349289, 31047867]

約数ペア:

[(1, 31047867), (3, 10349289), (9, 3449763), (27, 1149921), (67, 463401), (81, 383307), (201, 154467), (243, 127769), (603, 51489), (1809, 17163), (1907, 16281), (5427, 5721)]