5274997

素因数分解:

$7^4\times {\mathrm{13}}^3$

素因数の和:67

約数の個数: 20

約数和(自身を含む): 6666380

約数和(自身を除く): 1391383

約数列:

[1, 7, 13, 49, 91, 169, 343, 637, 1183, 2197, 2401, 4459, 8281, 15379, 31213, 57967, 107653, 405769, 753571, 5274997]

約数ペア:

[(1, 5274997), (7, 753571), (13, 405769), (49, 107653), (91, 57967), (169, 31213), (343, 15379), (637, 8281), (1183, 4459), (2197, 2401)]