1296128665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1049}}^1\times {\mathrm{19009}}^1$

素因数の和:20076

約数の個数: 16

約数和(自身を含む): 1676682000

約数和(自身を除く): 380553335

約数列:

[1, 5, 13, 65, 1049, 5245, 13637, 19009, 68185, 95045, 247117, 1235585, 19940441, 99702205, 259225733, 1296128665]

約数ペア:

[(1, 1296128665), (5, 259225733), (13, 99702205), (65, 19940441), (1049, 1235585), (5245, 247117), (13637, 95045), (19009, 68185)]