216590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{179}}^1$

素因数の和:208

約数の個数: 24

約数和(自身を含む): 430920

約数和(自身を除く): 214330

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 179, 242, 358, 605, 895, 1210, 1790, 1969, 3938, 9845, 19690, 21659, 43318, 108295, 216590]

約数ペア:

[(1, 216590), (2, 108295), (5, 43318), (10, 21659), (11, 19690), (22, 9845), (55, 3938), (110, 1969), (121, 1790), (179, 1210), (242, 895), (358, 605)]