12643705

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:536

約数の個数: 16

約数和(自身を含む): 15634944

約数和(自身を除く): 2991239

約数列:

[1, 5, 47, 173, 235, 311, 865, 1555, 8131, 14617, 40655, 53803, 73085, 269015, 2528741, 12643705]

約数ペア:

[(1, 12643705), (5, 2528741), (47, 269015), (173, 73085), (235, 53803), (311, 40655), (865, 14617), (1555, 8131)]