138948986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{809}}^1$

素因数の和:1070

約数の個数: 32

約数和(自身を含む): 234912960

約数和(自身を除く): 95963974

約数列:

[1, 2, 11, 22, 37, 74, 211, 407, 422, 809, 814, 1618, 2321, 4642, 7807, 8899, 15614, 17798, 29933, 59866, 85877, 170699, 171754, 329263, 341398, 658526, 1877689, 3755378, 6315863, 12631726, 69474493, 138948986]

約数ペア:

[(1, 138948986), (2, 69474493), (11, 12631726), (22, 6315863), (37, 3755378), (74, 1877689), (211, 658526), (407, 341398), (422, 329263), (809, 171754), (814, 170699), (1618, 85877), (2321, 59866), (4642, 29933), (7807, 17798), (8899, 15614)]