8820371

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 10492608

約数和(自身を除く): 1672237

約数列:

[1, 7, 41, 73, 287, 421, 511, 2947, 2993, 17261, 20951, 30733, 120827, 215131, 1260053, 8820371]

約数ペア:

[(1, 8820371), (7, 1260053), (41, 215131), (73, 120827), (287, 30733), (421, 20951), (511, 17261), (2947, 2993)]