17388025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 23061024

約数和(自身を除く): 5672999

約数列:

[1, 5, 17, 25, 85, 163, 251, 425, 815, 1255, 2771, 4075, 4267, 6275, 13855, 21335, 40913, 69275, 106675, 204565, 695521, 1022825, 3477605, 17388025]

約数ペア:

[(1, 17388025), (5, 3477605), (17, 1022825), (25, 695521), (85, 204565), (163, 106675), (251, 69275), (425, 40913), (815, 21335), (1255, 13855), (2771, 6275), (4075, 4267)]