128932468

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97973}}^1$

素因数の和:98031

約数の個数: 24

約数和(自身を含む): 263354112

約数和(自身を除く): 134421644

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 97973, 195946, 391892, 685811, 1371622, 2743244, 4604731, 9209462, 18418924, 32233117, 64466234, 128932468]

約数ペア:

[(1, 128932468), (2, 64466234), (4, 32233117), (7, 18418924), (14, 9209462), (28, 4604731), (47, 2743244), (94, 1371622), (188, 685811), (329, 391892), (658, 195946), (1316, 97973)]