998014778

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{190243}}^1$

素因数の和:190349

約数の個数: 16

約数和(自身を含む): 1556956896

約数和(自身を除く): 558942118

約数列:

[1, 2, 43, 61, 86, 122, 2623, 5246, 190243, 380486, 8180449, 11604823, 16360898, 23209646, 499007389, 998014778]

約数ペア:

[(1, 998014778), (2, 499007389), (43, 23209646), (61, 16360898), (86, 11604823), (122, 8180449), (2623, 380486), (5246, 190243)]