728826

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:123

約数の個数: 48

約数和(自身を含む): 1767456

約数和(自身を除く): 1038630

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 67, 74, 98, 111, 134, 147, 201, 222, 259, 294, 402, 469, 518, 777, 938, 1407, 1554, 1813, 2479, 2814, 3283, 3626, 4958, 5439, 6566, 7437, 9849, 10878, 14874, 17353, 19698, 34706, 52059, 104118, 121471, 242942, 364413, 728826]

約数ペア:

[(1, 728826), (2, 364413), (3, 242942), (6, 121471), (7, 104118), (14, 52059), (21, 34706), (37, 19698), (42, 17353), (49, 14874), (67, 10878), (74, 9849), (98, 7437), (111, 6566), (134, 5439), (147, 4958), (201, 3626), (222, 3283), (259, 2814), (294, 2479), (402, 1813), (469, 1554), (518, 1407), (777, 938)]