67683749

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 83996568

約数和(自身を除く): 16312819

約数列:

[1, 7, 17, 49, 119, 193, 421, 833, 1351, 2947, 3281, 7157, 9457, 20629, 22967, 50099, 81253, 160769, 350693, 568771, 1381301, 3981397, 9669107, 67683749]

約数ペア:

[(1, 67683749), (7, 9669107), (17, 3981397), (49, 1381301), (119, 568771), (193, 350693), (421, 160769), (833, 81253), (1351, 50099), (2947, 22967), (3281, 20629), (7157, 9457)]