1291225551

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{192749}}^1$

素因数の和:192799

約数の個数: 32

約数和(自身を含む): 2220480000

約数和(自身を除く): 929254449

約数列:

[1, 3, 7, 11, 21, 29, 33, 77, 87, 203, 231, 319, 609, 957, 2233, 6699, 192749, 578247, 1349243, 2120239, 4047729, 5589721, 6360717, 14841673, 16769163, 39128047, 44525019, 61486931, 117384141, 184460793, 430408517, 1291225551]

約数ペア:

[(1, 1291225551), (3, 430408517), (7, 184460793), (11, 117384141), (21, 61486931), (29, 44525019), (33, 39128047), (77, 16769163), (87, 14841673), (203, 6360717), (231, 5589721), (319, 4047729), (609, 2120239), (957, 1349243), (2233, 578247), (6699, 192749)]