189412804945

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{416291879}}^1$

素因数の和:416291904

約数の個数: 16

約数和(自身を含む): 279748143360

約数和(自身を除く): 90335338415

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 416291879, 2081459395, 2914043153, 5411794427, 14570215765, 27058972135, 37882560989, 189412804945]

約数ペア:

[(1, 189412804945), (5, 37882560989), (7, 27058972135), (13, 14570215765), (35, 5411794427), (65, 2914043153), (91, 2081459395), (455, 416291879)]