4004028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{15889}}^1$

素因数の和:15906

約数の個数: 36

約数和(自身を含む): 11567920

約数和(自身を除く): 7563892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 15889, 31778, 47667, 63556, 95334, 111223, 143001, 190668, 222446, 286002, 333669, 444892, 572004, 667338, 1001007, 1334676, 2002014, 4004028]

約数ペア:

[(1, 4004028), (2, 2002014), (3, 1334676), (4, 1001007), (6, 667338), (7, 572004), (9, 444892), (12, 333669), (14, 286002), (18, 222446), (21, 190668), (28, 143001), (36, 111223), (42, 95334), (63, 63556), (84, 47667), (126, 31778), (252, 15889)]