4975131

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 8220160

約数和(自身を除く): 3245029

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 337, 399, 703, 777, 1011, 2109, 2359, 4921, 6403, 7077, 12469, 14763, 19209, 37407, 44821, 87283, 134463, 236911, 261849, 710733, 1658377, 4975131]

約数ペア:

[(1, 4975131), (3, 1658377), (7, 710733), (19, 261849), (21, 236911), (37, 134463), (57, 87283), (111, 44821), (133, 37407), (259, 19209), (337, 14763), (399, 12469), (703, 7077), (777, 6403), (1011, 4921), (2109, 2359)]