141979721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1\times {\mathrm{617}}^1$

素因数の和:1232

約数の個数: 16

約数和(自身を含む): 158366208

約数和(自身を除く): 16386487

約数列:

[1, 13, 31, 403, 571, 617, 7423, 8021, 17701, 19127, 230113, 248651, 352307, 4579991, 10921517, 141979721]

約数ペア:

[(1, 141979721), (13, 10921517), (31, 4579991), (403, 352307), (571, 248651), (617, 230113), (7423, 19127), (8021, 17701)]