55538349

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{20731}}^1$

素因数の和:20800

約数の個数: 16

約数和(自身を含む): 79610880

約数和(自身を除く): 24072531

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 20731, 62193, 393889, 974357, 1181667, 2923071, 18512783, 55538349]

約数ペア:

[(1, 55538349), (3, 18512783), (19, 2923071), (47, 1181667), (57, 974357), (141, 393889), (893, 62193), (2679, 20731)]