257925612

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{6547}}^1$

素因数の和:6635

約数の個数: 72

約数和(自身を含む): 710641344

約数和(自身を除く): 452715732

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 67, 84, 98, 134, 147, 196, 201, 268, 294, 402, 469, 588, 804, 938, 1407, 1876, 2814, 3283, 5628, 6547, 6566, 9849, 13094, 13132, 19641, 19698, 26188, 39282, 39396, 45829, 78564, 91658, 137487, 183316, 274974, 320803, 438649, 549948, 641606, 877298, 962409, 1283212, 1315947, 1754596, 1924818, 2631894, 3070543, 3849636, 5263788, 6141086, 9211629, 12282172, 18423258, 21493801, 36846516, 42987602, 64481403, 85975204, 128962806, 257925612]

約数ペア:

[(1, 257925612), (2, 128962806), (3, 85975204), (4, 64481403), (6, 42987602), (7, 36846516), (12, 21493801), (14, 18423258), (21, 12282172), (28, 9211629), (42, 6141086), (49, 5263788), (67, 3849636), (84, 3070543), (98, 2631894), (134, 1924818), (147, 1754596), (196, 1315947), (201, 1283212), (268, 962409), (294, 877298), (402, 641606), (469, 549948), (588, 438649), (804, 320803), (938, 274974), (1407, 183316), (1876, 137487), (2814, 91658), (3283, 78564), (5628, 45829), (6547, 39396), (6566, 39282), (9849, 26188), (13094, 19698), (13132, 19641)]