260456721

素因数分解:

$3^1\times 7^1\times {\mathrm{2371}}^1\times {\mathrm{5231}}^1$

素因数の和:7612

約数の個数: 16

約数和(自身を含む): 397129728

約数和(自身を除く): 136673007

約数列:

[1, 3, 7, 21, 2371, 5231, 7113, 15693, 16597, 36617, 49791, 109851, 12402701, 37208103, 86818907, 260456721]

約数ペア:

[(1, 260456721), (3, 86818907), (7, 37208103), (21, 12402701), (2371, 109851), (5231, 49791), (7113, 36617), (15693, 16597)]