81864206

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{359}}^1\times {\mathrm{1009}}^1$

素因数の和:1483

約数の個数: 16

約数和(自身を含む): 124351200

約数和(自身を除く): 42486994

約数列:

[1, 2, 113, 226, 359, 718, 1009, 2018, 40567, 81134, 114017, 228034, 362231, 724462, 40932103, 81864206]

約数ペア:

[(1, 81864206), (2, 40932103), (113, 724462), (226, 362231), (359, 228034), (718, 114017), (1009, 81134), (2018, 40567)]