257990878

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1\times {\mathrm{2843}}^1$

素因数の和:3036

約数の個数: 24

約数和(自身を含む): 413853192

約数和(自身を除く): 155862314

約数列:

[1, 2, 17, 34, 157, 289, 314, 578, 2669, 2843, 5338, 5686, 45373, 48331, 90746, 96662, 446351, 821627, 892702, 1643254, 7587967, 15175934, 128995439, 257990878]

約数ペア:

[(1, 257990878), (2, 128995439), (17, 15175934), (34, 7587967), (157, 1643254), (289, 892702), (314, 821627), (578, 446351), (2669, 96662), (2843, 90746), (5338, 48331), (5686, 45373)]