254489145

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{3347}}^1$

素因数の和:3529

約数の個数: 32

約数和(自身を含む): 421365888

約数和(自身を除く): 166876743

約数列:

[1, 3, 5, 15, 37, 111, 137, 185, 411, 555, 685, 2055, 3347, 5069, 10041, 15207, 16735, 25345, 50205, 76035, 123839, 371517, 458539, 619195, 1375617, 1857585, 2292695, 6878085, 16965943, 50897829, 84829715, 254489145]

約数ペア:

[(1, 254489145), (3, 84829715), (5, 50897829), (15, 16965943), (37, 6878085), (111, 2292695), (137, 1857585), (185, 1375617), (411, 619195), (555, 458539), (685, 371517), (2055, 123839), (3347, 76035), (5069, 50205), (10041, 25345), (15207, 16735)]