207921796

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 387942912

約数和(自身を除く): 180021116

約数列:

[1, 2, 4, 37, 47, 71, 74, 94, 142, 148, 188, 284, 421, 842, 1684, 1739, 2627, 3337, 3478, 5254, 6674, 6956, 10508, 13348, 15577, 19787, 29891, 31154, 39574, 59782, 62308, 79148, 119564, 123469, 246938, 493876, 732119, 1105967, 1404877, 1464238, 2211934, 2809754, 2928476, 4423868, 5619508, 51980449, 103960898, 207921796]

約数ペア:

[(1, 207921796), (2, 103960898), (4, 51980449), (37, 5619508), (47, 4423868), (71, 2928476), (74, 2809754), (94, 2211934), (142, 1464238), (148, 1404877), (188, 1105967), (284, 732119), (421, 493876), (842, 246938), (1684, 123469), (1739, 119564), (2627, 79148), (3337, 62308), (3478, 59782), (5254, 39574), (6674, 31154), (6956, 29891), (10508, 19787), (13348, 15577)]