639202968

素因数分解:

$2^3\times 3^3\times {\mathrm{2959273}}^1$

素因数の和:2959288

約数の個数: 32

約数和(自身を含む): 1775564400

約数和(自身を除く): 1136361432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 2959273, 5918546, 8877819, 11837092, 17755638, 23674184, 26633457, 35511276, 53266914, 71022552, 79900371, 106533828, 159800742, 213067656, 319601484, 639202968]

約数ペア:

[(1, 639202968), (2, 319601484), (3, 213067656), (4, 159800742), (6, 106533828), (8, 79900371), (9, 71022552), (12, 53266914), (18, 35511276), (24, 26633457), (27, 23674184), (36, 17755638), (54, 11837092), (72, 8877819), (108, 5918546), (216, 2959273)]