66961972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{217409}}^1$

素因数の和:217431

約数の個数: 24

約数和(自身を含む): 146099520

約数和(自身を除く): 79137548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 217409, 434818, 869636, 1521863, 2391499, 3043726, 4782998, 6087452, 9565996, 16740493, 33480986, 66961972]

約数ペア:

[(1, 66961972), (2, 33480986), (4, 16740493), (7, 9565996), (11, 6087452), (14, 4782998), (22, 3043726), (28, 2391499), (44, 1521863), (77, 869636), (154, 434818), (308, 217409)]