28479912

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 73906560

約数和(自身を除く): 45426648

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 103, 123, 164, 206, 246, 281, 309, 328, 412, 492, 562, 618, 824, 843, 984, 1124, 1236, 1686, 2248, 2472, 3372, 4223, 6744, 8446, 11521, 12669, 16892, 23042, 25338, 28943, 33784, 34563, 46084, 50676, 57886, 69126, 86829, 92168, 101352, 115772, 138252, 173658, 231544, 276504, 347316, 694632, 1186663, 2373326, 3559989, 4746652, 7119978, 9493304, 14239956, 28479912]

約数ペア:

[(1, 28479912), (2, 14239956), (3, 9493304), (4, 7119978), (6, 4746652), (8, 3559989), (12, 2373326), (24, 1186663), (41, 694632), (82, 347316), (103, 276504), (123, 231544), (164, 173658), (206, 138252), (246, 115772), (281, 101352), (309, 92168), (328, 86829), (412, 69126), (492, 57886), (562, 50676), (618, 46084), (824, 34563), (843, 33784), (984, 28943), (1124, 25338), (1236, 23042), (1686, 16892), (2248, 12669), (2472, 11521), (3372, 8446), (4223, 6744)]