86984965

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{20443}}^1$

素因数の和:20508

約数の個数: 16

約数和(自身を含む): 111869568

約数和(自身を除く): 24884603

約数列:

[1, 5, 23, 37, 115, 185, 851, 4255, 20443, 102215, 470189, 756391, 2350945, 3781955, 17396993, 86984965]

約数ペア:

[(1, 86984965), (5, 17396993), (23, 3781955), (37, 2350945), (115, 756391), (185, 470189), (851, 102215), (4255, 20443)]