978043198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{319831}}^1$

素因数の和:319983

約数の個数: 16

約数和(自身を含む): 1611953280

約数和(自身を除く): 633910082

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 319831, 639662, 3518141, 7036282, 44456509, 88913018, 489021599, 978043198]

約数ペア:

[(1, 978043198), (2, 489021599), (11, 88913018), (22, 44456509), (139, 7036282), (278, 3518141), (1529, 639662), (3058, 319831)]