1555147774

素因数分解:

$2^1\times {\mathrm{401}}^1\times {\mathrm{971}}^1\times {\mathrm{1997}}^1$

素因数の和:3371

約数の個数: 16

約数和(自身を含む): 2342119536

約数和(自身を除く): 786971762

約数列:

[1, 2, 401, 802, 971, 1942, 1997, 3994, 389371, 778742, 800797, 1601594, 1939087, 3878174, 777573887, 1555147774]

約数ペア:

[(1, 1555147774), (2, 777573887), (401, 3878174), (802, 1939087), (971, 1601594), (1942, 800797), (1997, 778742), (3994, 389371)]