491066790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{711691}}^1$

素因数の和:711724

約数の個数: 32

約数和(自身を含む): 1229803776

約数和(自身を除く): 738736986

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 711691, 1423382, 2135073, 3558455, 4270146, 7116910, 10675365, 16368893, 21350730, 32737786, 49106679, 81844465, 98213358, 163688930, 245533395, 491066790]

約数ペア:

[(1, 491066790), (2, 245533395), (3, 163688930), (5, 98213358), (6, 81844465), (10, 49106679), (15, 32737786), (23, 21350730), (30, 16368893), (46, 10675365), (69, 7116910), (115, 4270146), (138, 3558455), (230, 2135073), (345, 1423382), (690, 711691)]