281567216

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{41213}}^1$

素因数の和:41289

約数の個数: 40

約数和(自身を含む): 633706464

約数和(自身を除く): 352139248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3416, 6832, 41213, 82426, 164852, 288491, 329704, 576982, 659408, 1153964, 2307928, 2513993, 4615856, 5027986, 10055972, 17597951, 20111944, 35195902, 40223888, 70391804, 140783608, 281567216]

約数ペア:

[(1, 281567216), (2, 140783608), (4, 70391804), (7, 40223888), (8, 35195902), (14, 20111944), (16, 17597951), (28, 10055972), (56, 5027986), (61, 4615856), (112, 2513993), (122, 2307928), (244, 1153964), (427, 659408), (488, 576982), (854, 329704), (976, 288491), (1708, 164852), (3416, 82426), (6832, 41213)]