209224647

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{1399}}^1$

素因数の和:1628

約数の個数: 32

約数和(自身を含む): 322560000

約数和(自身を除く): 113335353

約数列:

[1, 3, 9, 27, 29, 87, 191, 261, 573, 783, 1399, 1719, 4197, 5157, 5539, 12591, 16617, 37773, 40571, 49851, 121713, 149553, 267209, 365139, 801627, 1095417, 2404881, 7214643, 7749061, 23247183, 69741549, 209224647]

約数ペア:

[(1, 209224647), (3, 69741549), (9, 23247183), (27, 7749061), (29, 7214643), (87, 2404881), (191, 1095417), (261, 801627), (573, 365139), (783, 267209), (1399, 149553), (1719, 121713), (4197, 49851), (5157, 40571), (5539, 37773), (12591, 16617)]