67441708

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{389}}^1\times {\mathrm{487}}^1$

素因数の和:969

約数の個数: 24

約数和(自身を含む): 119901600

約数和(自身を除く): 52459892

約数列:

[1, 2, 4, 89, 178, 356, 389, 487, 778, 974, 1556, 1948, 34621, 43343, 69242, 86686, 138484, 173372, 189443, 378886, 757772, 16860427, 33720854, 67441708]

約数ペア:

[(1, 67441708), (2, 33720854), (4, 16860427), (89, 757772), (178, 378886), (356, 189443), (389, 173372), (487, 138484), (778, 86686), (974, 69242), (1556, 43343), (1948, 34621)]