281489378

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{23603}}^1$

素因数の和:23761

約数の個数: 16

約数和(自身を含む): 433369440

約数和(自身を除く): 151880062

約数列:

[1, 2, 67, 89, 134, 178, 5963, 11926, 23603, 47206, 1581401, 2100667, 3162802, 4201334, 140744689, 281489378]

約数ペア:

[(1, 281489378), (2, 140744689), (67, 4201334), (89, 3162802), (134, 2100667), (178, 1581401), (5963, 47206), (11926, 23603)]