2808889198

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{563}}^1\times {\mathrm{15889}}^1$

素因数の和:16611

約数の個数: 16

約数和(自身を含む): 4247969040

約数和(自身を除く): 1439079842

約数列:

[1, 2, 157, 314, 563, 1126, 15889, 31778, 88391, 176782, 2494573, 4989146, 8945507, 17891014, 1404444599, 2808889198]

約数ペア:

[(1, 2808889198), (2, 1404444599), (157, 17891014), (314, 8945507), (563, 4989146), (1126, 2494573), (15889, 176782), (31778, 88391)]