28880754

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{687637}}^1$

素因数の和:687649

約数の個数: 16

約数和(自身を含む): 66013248

約数和(自身を除く): 37132494

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 687637, 1375274, 2062911, 4125822, 4813459, 9626918, 14440377, 28880754]

約数ペア:

[(1, 28880754), (2, 14440377), (3, 9626918), (6, 4813459), (7, 4125822), (14, 2062911), (21, 1375274), (42, 687637)]