203593989

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{541}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 295958016

約数和(自身を除く): 92364027

約数列:

[1, 3, 17, 47, 51, 141, 157, 471, 541, 799, 1623, 2397, 2669, 7379, 8007, 9197, 22137, 25427, 27591, 76281, 84937, 125443, 254811, 376329, 432259, 1296777, 1443929, 3992039, 4331787, 11976117, 67864663, 203593989]

約数ペア:

[(1, 203593989), (3, 67864663), (17, 11976117), (47, 4331787), (51, 3992039), (141, 1443929), (157, 1296777), (471, 432259), (541, 376329), (799, 254811), (1623, 125443), (2397, 84937), (2669, 76281), (7379, 27591), (8007, 25427), (9197, 22137)]