13207831

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7639}}^1$

素因数の和:7678

約数の個数: 16

約数和(自身を含む): 17113600

約数和(自身を除く): 3905769

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 7639, 53473, 99307, 145141, 695149, 1015987, 1886833, 13207831]

約数ペア:

[(1, 13207831), (7, 1886833), (13, 1015987), (19, 695149), (91, 145141), (133, 99307), (247, 53473), (1729, 7639)]