78847204

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{887}}^1$

素因数の和:1275

約数の個数: 24

約数和(自身を含む): 140531328

約数和(自身を除く): 61684124

約数列:

[1, 2, 4, 71, 142, 284, 313, 626, 887, 1252, 1774, 3548, 22223, 44446, 62977, 88892, 125954, 251908, 277631, 555262, 1110524, 19711801, 39423602, 78847204]

約数ペア:

[(1, 78847204), (2, 39423602), (4, 19711801), (71, 1110524), (142, 555262), (284, 277631), (313, 251908), (626, 125954), (887, 88892), (1252, 62977), (1774, 44446), (3548, 22223)]