1998185287

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{250619}}^1$

素因数の和:250710

約数の個数: 16

約数和(自身を含む): 2454071040

約数和(自身を除く): 455885753

約数列:

[1, 7, 17, 67, 119, 469, 1139, 7973, 250619, 1754333, 4260523, 16791473, 29823661, 117540311, 285455041, 1998185287]

約数ペア:

[(1, 1998185287), (7, 285455041), (17, 117540311), (67, 29823661), (119, 16791473), (469, 4260523), (1139, 1754333), (7973, 250619)]