634463998

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{2671}}^1$

素因数の和:2765

約数の個数: 48

約数和(自身を含む): 1172772864

約数和(自身を除く): 538308866

約数列:

[1, 2, 7, 14, 19, 38, 47, 94, 133, 266, 329, 361, 658, 722, 893, 1786, 2527, 2671, 5054, 5342, 6251, 12502, 16967, 18697, 33934, 37394, 50749, 101498, 118769, 125537, 237538, 251074, 355243, 710486, 878759, 964231, 1757518, 1928462, 2385203, 4770406, 6749617, 13499234, 16696421, 33392842, 45318857, 90637714, 317231999, 634463998]

約数ペア:

[(1, 634463998), (2, 317231999), (7, 90637714), (14, 45318857), (19, 33392842), (38, 16696421), (47, 13499234), (94, 6749617), (133, 4770406), (266, 2385203), (329, 1928462), (361, 1757518), (658, 964231), (722, 878759), (893, 710486), (1786, 355243), (2527, 251074), (2671, 237538), (5054, 125537), (5342, 118769), (6251, 101498), (12502, 50749), (16967, 37394), (18697, 33934)]