127169987

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{1987}}^1$

素因数の和:2258

約数の個数: 16

約数和(自身を含む): 149624832

約数和(自身を除く): 22454845

約数列:

[1, 7, 41, 223, 287, 1561, 1987, 9143, 13909, 64001, 81467, 443101, 570269, 3101707, 18167141, 127169987]

約数ペア:

[(1, 127169987), (7, 18167141), (41, 3101707), (223, 570269), (287, 443101), (1561, 81467), (1987, 64001), (9143, 13909)]