487960319

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{19991}}^1$

素因数の和:20326

約数の個数: 16

約数和(自身を含む): 610315776

約数和(自身を除く): 122355457

約数列:

[1, 7, 11, 77, 317, 2219, 3487, 19991, 24409, 139937, 219901, 1539307, 6337147, 44360029, 69708617, 487960319]

約数ペア:

[(1, 487960319), (7, 69708617), (11, 44360029), (77, 6337147), (317, 1539307), (2219, 219901), (3487, 139937), (19991, 24409)]