42818279

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{673}}^1$

素因数の和:890

約数の個数: 16

約数和(自身を含む): 50145600

約数和(自身を除く): 7327321

約数列:

[1, 7, 61, 149, 427, 673, 1043, 4711, 9089, 41053, 63623, 100277, 287371, 701939, 6116897, 42818279]

約数ペア:

[(1, 42818279), (7, 6116897), (61, 701939), (149, 287371), (427, 100277), (673, 63623), (1043, 41053), (4711, 9089)]