55521993

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1\times {\mathrm{877}}^1$

素因数の和:1376

約数の個数: 16

約数和(自身を含む): 75859200

約数和(自身を除く): 20337207

約数列:

[1, 3, 47, 141, 449, 877, 1347, 2631, 21103, 41219, 63309, 123657, 393773, 1181319, 18507331, 55521993]

約数ペア:

[(1, 55521993), (3, 18507331), (47, 1181319), (141, 393773), (449, 123657), (877, 63309), (1347, 41219), (2631, 21103)]