421561503

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{6857}}^1$

素因数の和:6906

約数の個数: 48

約数和(自身を含む): 718937856

約数和(自身を除く): 297376353

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 81, 99, 207, 243, 253, 297, 621, 759, 891, 1863, 2277, 2673, 5589, 6831, 6857, 20493, 20571, 61479, 61713, 75427, 157711, 185139, 226281, 473133, 555417, 678843, 1419399, 1666251, 1734821, 2036529, 4258197, 5204463, 6109587, 12774591, 15613389, 18328761, 38323773, 46840167, 140520501, 421561503]

約数ペア:

[(1, 421561503), (3, 140520501), (9, 46840167), (11, 38323773), (23, 18328761), (27, 15613389), (33, 12774591), (69, 6109587), (81, 5204463), (99, 4258197), (207, 2036529), (243, 1734821), (253, 1666251), (297, 1419399), (621, 678843), (759, 555417), (891, 473133), (1863, 226281), (2277, 185139), (2673, 157711), (5589, 75427), (6831, 61713), (6857, 61479), (20493, 20571)]