289883307

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1\times {\mathrm{809}}^1$

素因数の和:1083

約数の個数: 32

約数和(自身を含む): 449141760

約数和(自身を除く): 159258453

約数列:

[1, 3, 7, 21, 113, 151, 339, 453, 791, 809, 1057, 2373, 2427, 3171, 5663, 16989, 17063, 51189, 91417, 119441, 122159, 274251, 358323, 366477, 639919, 855113, 1919757, 2565339, 13803967, 41411901, 96627769, 289883307]

約数ペア:

[(1, 289883307), (3, 96627769), (7, 41411901), (21, 13803967), (113, 2565339), (151, 1919757), (339, 855113), (453, 639919), (791, 366477), (809, 358323), (1057, 274251), (2373, 122159), (2427, 119441), (3171, 91417), (5663, 51189), (16989, 17063)]