400700222

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{36607}}^1$

素因数の和:37043

約数の個数: 16

約数和(自身を含む): 648840192

約数和(自身を除く): 248139970

約数列:

[1, 2, 13, 26, 421, 842, 5473, 10946, 36607, 73214, 475891, 951782, 15411547, 30823094, 200350111, 400700222]

約数ペア:

[(1, 400700222), (2, 200350111), (13, 30823094), (26, 15411547), (421, 951782), (842, 475891), (5473, 73214), (10946, 36607)]