40728780001

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{18013}}^1\times {\mathrm{24847}}^1$

素因数の和:42880

約数の個数: 16

約数和(自身を含む): 50132529664

約数和(自身を除く): 9403749663

約数列:

[1, 7, 13, 91, 18013, 24847, 126091, 173929, 234169, 323011, 1639183, 2261077, 447569011, 3132983077, 5818397143, 40728780001]

約数ペア:

[(1, 40728780001), (7, 5818397143), (13, 3132983077), (91, 447569011), (18013, 2261077), (24847, 1639183), (126091, 323011), (173929, 234169)]