31487897

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{761}}^1$

素因数の和:1048

約数の個数: 16

約数和(自身を含む): 37746432

約数和(自身を除く): 6258535

約数列:

[1, 7, 23, 161, 257, 761, 1799, 5327, 5911, 17503, 41377, 122521, 195577, 1369039, 4498271, 31487897]

約数ペア:

[(1, 31487897), (7, 4498271), (23, 1369039), (161, 195577), (257, 122521), (761, 41377), (1799, 17503), (5327, 5911)]