66455716

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{1109}}^1$

素因数の和:1395

約数の個数: 24

約数和(自身を含む): 118601280

約数和(自身を除く): 52145564

約数列:

[1, 2, 4, 71, 142, 211, 284, 422, 844, 1109, 2218, 4436, 14981, 29962, 59924, 78739, 157478, 233999, 314956, 467998, 935996, 16613929, 33227858, 66455716]

約数ペア:

[(1, 66455716), (2, 33227858), (4, 16613929), (71, 935996), (142, 467998), (211, 314956), (284, 233999), (422, 157478), (844, 78739), (1109, 59924), (2218, 29962), (4436, 14981)]