13309520721

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{9459503}}^1$

素因数の和:9459580

約数の個数: 16

約数和(自身を含む): 20583880704

約数和(自身を除く): 7274359983

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 9459503, 28378509, 66216521, 198649563, 633786701, 1901360103, 4436506907, 13309520721]

約数ペア:

[(1, 13309520721), (3, 4436506907), (7, 1901360103), (21, 633786701), (67, 198649563), (201, 66216521), (469, 28378509), (1407, 9459503)]