31798151

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{821}}^1$

素因数の和:1342

約数の個数: 16

約数和(自身を含む): 39771648

約数和(自身を除く): 7973497

約数列:

[1, 7, 11, 77, 503, 821, 3521, 5533, 5747, 9031, 38731, 63217, 412963, 2890741, 4542593, 31798151]

約数ペア:

[(1, 31798151), (7, 4542593), (11, 2890741), (77, 412963), (503, 63217), (821, 38731), (3521, 9031), (5533, 5747)]