319357647

素因数分解:

$3^5\times 7^2\times {\mathrm{26821}}^1$

素因数の和:26850

約数の個数: 36

約数和(自身を含む): 556502856

約数和(自身を除く): 237145209

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 3969, 11907, 26821, 80463, 187747, 241389, 563241, 724167, 1314229, 1689723, 2172501, 3942687, 5069169, 6517503, 11828061, 15207507, 35484183, 45622521, 106452549, 319357647]

約数ペア:

[(1, 319357647), (3, 106452549), (7, 45622521), (9, 35484183), (21, 15207507), (27, 11828061), (49, 6517503), (63, 5069169), (81, 3942687), (147, 2172501), (189, 1689723), (243, 1314229), (441, 724167), (567, 563241), (1323, 241389), (1701, 187747), (3969, 80463), (11907, 26821)]