66147291

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{15671}}^1$

素因数の和:15751

約数の個数: 24

約数和(自身を含む): 110832384

約数和(自身を除く): 44685093

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 15671, 47013, 109697, 141039, 329091, 987273, 1049957, 3149871, 7349699, 9449613, 22049097, 66147291]

約数ペア:

[(1, 66147291), (3, 22049097), (7, 9449613), (9, 7349699), (21, 3149871), (63, 1049957), (67, 987273), (201, 329091), (469, 141039), (603, 109697), (1407, 47013), (4221, 15671)]