217156628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{5651}}^1$

素因数の和:6407

約数の個数: 24

約数和(自身を含む): 409883040

約数和(自身を除く): 192726412

約数列:

[1, 2, 4, 13, 26, 52, 739, 1478, 2956, 5651, 9607, 11302, 19214, 22604, 38428, 73463, 146926, 293852, 4176089, 8352178, 16704356, 54289157, 108578314, 217156628]

約数ペア:

[(1, 217156628), (2, 108578314), (4, 54289157), (13, 16704356), (26, 8352178), (52, 4176089), (739, 293852), (1478, 146926), (2956, 73463), (5651, 38428), (9607, 22604), (11302, 19214)]