313048016

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{140759}}^1$

素因数の和:140906

約数の個数: 20

約数和(自身を含む): 610898400

約数和(自身を除く): 297850384

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 140759, 281518, 563036, 1126072, 2252144, 19565501, 39131002, 78262004, 156524008, 313048016]

約数ペア:

[(1, 313048016), (2, 156524008), (4, 78262004), (8, 39131002), (16, 19565501), (139, 2252144), (278, 1126072), (556, 563036), (1112, 281518), (2224, 140759)]