259490637

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{142031}}^1$

素因数の和:142073

約数の個数: 24

約数和(自身を含む): 443139840

約数和(自身を除く): 183649203

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 142031, 426093, 994217, 1278279, 2982651, 4118899, 8947953, 12356697, 28832293, 37070091, 86496879, 259490637]

約数ペア:

[(1, 259490637), (3, 86496879), (7, 37070091), (9, 28832293), (21, 12356697), (29, 8947953), (63, 4118899), (87, 2982651), (203, 1278279), (261, 994217), (609, 426093), (1827, 142031)]