2078204401

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1201969}}^1$

素因数の和:1202008

約数の個数: 16

約数和(自身を含む): 2692412800

約数和(自身を除く): 614208399

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 1201969, 8413783, 15625597, 22837411, 109379179, 159861877, 296886343, 2078204401]

約数ペア:

[(1, 2078204401), (7, 296886343), (13, 159861877), (19, 109379179), (91, 22837411), (133, 15625597), (247, 8413783), (1729, 1201969)]