138019826

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{428633}}^1$

素因数の和:428665

約数の個数: 16

約数和(自身を含む): 246893184

約数和(自身を除く): 108873358

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 428633, 857266, 3000431, 6000862, 9858559, 19717118, 69009913, 138019826]

約数ペア:

[(1, 138019826), (2, 69009913), (7, 19717118), (14, 9858559), (23, 6000862), (46, 3000431), (161, 857266), (322, 428633)]