4256889

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 7225344

約数和(自身を除く): 2968455

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 503, 651, 1209, 1509, 2821, 3521, 6539, 8463, 10563, 15593, 19617, 45773, 46779, 109151, 137319, 202709, 327453, 608127, 1418963, 4256889]

約数ペア:

[(1, 4256889), (3, 1418963), (7, 608127), (13, 327453), (21, 202709), (31, 137319), (39, 109151), (91, 46779), (93, 45773), (217, 19617), (273, 15593), (403, 10563), (503, 8463), (651, 6539), (1209, 3521), (1509, 2821)]