55180979

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3851}}^1$

素因数の和:3970

約数の個数: 16

約数和(自身を含む): 66562560

約数和(自身を除く): 11381581

約数列:

[1, 7, 23, 89, 161, 623, 2047, 3851, 14329, 26957, 88573, 342739, 620011, 2399173, 7882997, 55180979]

約数ペア:

[(1, 55180979), (7, 7882997), (23, 2399173), (89, 620011), (161, 342739), (623, 88573), (2047, 26957), (3851, 14329)]