55142885

素因数分解:

$5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{1301}}^1$

素因数の和:1493

約数の個数: 24

約数和(自身を含む): 77479416

約数和(自身を除く): 22336531

約数列:

[1, 5, 7, 35, 49, 173, 245, 865, 1211, 1301, 6055, 6505, 8477, 9107, 42385, 45535, 63749, 225073, 318745, 1125365, 1575511, 7877555, 11028577, 55142885]

約数ペア:

[(1, 55142885), (5, 11028577), (7, 7877555), (35, 1575511), (49, 1125365), (173, 318745), (245, 225073), (865, 63749), (1211, 45535), (1301, 42385), (6055, 9107), (6505, 8477)]