16404115

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1163}}^1$

素因数の和:1219

約数の個数: 32

約数和(自身を含む): 25030656

約数和(自身を除く): 8626541

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 1085, 1163, 2015, 2821, 5815, 8141, 14105, 15119, 36053, 40705, 75595, 105833, 180265, 252371, 468689, 529165, 1261855, 2343445, 3280823, 16404115]

約数ペア:

[(1, 16404115), (5, 3280823), (7, 2343445), (13, 1261855), (31, 529165), (35, 468689), (65, 252371), (91, 180265), (155, 105833), (217, 75595), (403, 40705), (455, 36053), (1085, 15119), (1163, 14105), (2015, 8141), (2821, 5815)]