87391418

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{1109}}^1$

素因数の和:1214

約数の個数: 24

約数和(自身を含む): 138880980

約数和(自身を除く): 51489562

約数列:

[1, 2, 31, 41, 62, 82, 961, 1109, 1271, 1922, 2218, 2542, 34379, 39401, 45469, 68758, 78802, 90938, 1065749, 1409539, 2131498, 2819078, 43695709, 87391418]

約数ペア:

[(1, 87391418), (2, 43695709), (31, 2819078), (41, 2131498), (62, 1409539), (82, 1065749), (961, 90938), (1109, 78802), (1271, 68758), (1922, 45469), (2218, 39401), (2542, 34379)]