258631472

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{86441}}^1$

素因数の和:86477

約数の個数: 40

約数和(自身を含む): 578815632

約数和(自身を除く): 320184160

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 86441, 172882, 345764, 691528, 950851, 1383056, 1469497, 1901702, 2938994, 3803404, 5877988, 7606808, 11755976, 15213616, 16164467, 23511952, 32328934, 64657868, 129315736, 258631472]

約数ペア:

[(1, 258631472), (2, 129315736), (4, 64657868), (8, 32328934), (11, 23511952), (16, 16164467), (17, 15213616), (22, 11755976), (34, 7606808), (44, 5877988), (68, 3803404), (88, 2938994), (136, 1901702), (176, 1469497), (187, 1383056), (272, 950851), (374, 691528), (748, 345764), (1496, 172882), (2992, 86441)]