1961921

素因数分解:

${\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 16

約数和(自身を含む): 2284800

約数和(自身を除く): 322879

約数列:

[1, 13, 19, 47, 169, 247, 611, 893, 2197, 3211, 7943, 11609, 41743, 103259, 150917, 1961921]

約数ペア:

[(1, 1961921), (13, 150917), (19, 103259), (47, 41743), (169, 11609), (247, 7943), (611, 3211), (893, 2197)]