858485817

素因数分解:

$3^3\times 7^1\times {\mathrm{4542253}}^1$

素因数の和:4542269

約数の個数: 16

約数和(自身を含む): 1453521280

約数和(自身を除く): 595035463

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 4542253, 13626759, 31795771, 40880277, 95387313, 122640831, 286161939, 858485817]

約数ペア:

[(1, 858485817), (3, 286161939), (7, 122640831), (9, 95387313), (21, 40880277), (27, 31795771), (63, 13626759), (189, 4542253)]