645358158

素因数分解:

$2^1\times 3^3\times {\mathrm{11951077}}^1$

素因数の和:11951088

約数の個数: 16

約数和(自身を含む): 1434129360

約数和(自身を除く): 788771202

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 11951077, 23902154, 35853231, 71706462, 107559693, 215119386, 322679079, 645358158]

約数ペア:

[(1, 645358158), (2, 322679079), (3, 215119386), (6, 107559693), (9, 71706462), (18, 35853231), (27, 23902154), (54, 11951077)]