6643189

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:420

約数の個数: 16

約数和(自身を含む): 7902720

約数和(自身を除く): 1259531

約数列:

[1, 7, 41, 79, 287, 293, 553, 2051, 3239, 12013, 22673, 23147, 84091, 162029, 949027, 6643189]

約数ペア:

[(1, 6643189), (7, 949027), (41, 162029), (79, 84091), (287, 23147), (293, 22673), (553, 12013), (2051, 3239)]