1284668888

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{119039}}^1$

素因数の和:119135

約数の個数: 32

約数和(自身を含む): 2571264000

約数和(自身を除く): 1286595112

約数列:

[1, 2, 4, 8, 19, 38, 71, 76, 142, 152, 284, 568, 1349, 2698, 5396, 10792, 119039, 238078, 476156, 952312, 2261741, 4523482, 8451769, 9046964, 16903538, 18093928, 33807076, 67614152, 160583611, 321167222, 642334444, 1284668888]

約数ペア:

[(1, 1284668888), (2, 642334444), (4, 321167222), (8, 160583611), (19, 67614152), (38, 33807076), (71, 18093928), (76, 16903538), (142, 9046964), (152, 8451769), (284, 4523482), (568, 2261741), (1349, 952312), (2698, 476156), (5396, 238078), (10792, 119039)]