2507897

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 3078912

約数和(自身を除く): 571015

約数列:

[1, 7, 23, 37, 161, 259, 421, 851, 2947, 5957, 9683, 15577, 67781, 109039, 358271, 2507897]

約数ペア:

[(1, 2507897), (7, 358271), (23, 109039), (37, 67781), (161, 15577), (259, 9683), (421, 5957), (851, 2947)]