172425218

素因数分解:

$2^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 310816440

約数和(自身を除く): 138391222

約数列:

[1, 2, 7, 14, 49, 53, 89, 98, 106, 178, 371, 373, 623, 742, 746, 1246, 2597, 2611, 4361, 4717, 5194, 5222, 8722, 9434, 18277, 19769, 33019, 33197, 36554, 39538, 66038, 66394, 138383, 231133, 232379, 276766, 462266, 464758, 968681, 1626653, 1759441, 1937362, 3253306, 3518882, 12316087, 24632174, 86212609, 172425218]

約数ペア:

[(1, 172425218), (2, 86212609), (7, 24632174), (14, 12316087), (49, 3518882), (53, 3253306), (89, 1937362), (98, 1759441), (106, 1626653), (178, 968681), (371, 464758), (373, 462266), (623, 276766), (742, 232379), (746, 231133), (1246, 138383), (2597, 66394), (2611, 66038), (4361, 39538), (4717, 36554), (5194, 33197), (5222, 33019), (8722, 19769), (9434, 18277)]