2749775

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:863

約数の個数: 24

約数和(自身を含む): 4106880

約数和(自身を除く): 1357105

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 827, 3325, 4135, 5789, 15713, 20675, 28945, 78565, 109991, 144725, 392825, 549955, 2749775]

約数ペア:

[(1, 2749775), (5, 549955), (7, 392825), (19, 144725), (25, 109991), (35, 78565), (95, 28945), (133, 20675), (175, 15713), (475, 5789), (665, 4135), (827, 3325)]