1666561484

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{888359}}^1$

素因数の和:888437

約数の個数: 24

約数和(自身を含む): 3382874880

約数和(自身を除く): 1716313396

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 888359, 1776718, 3553436, 6218513, 12437026, 24874052, 59520053, 119040106, 238080212, 416640371, 833280742, 1666561484]

約数ペア:

[(1, 1666561484), (2, 833280742), (4, 416640371), (7, 238080212), (14, 119040106), (28, 59520053), (67, 24874052), (134, 12437026), (268, 6218513), (469, 3553436), (938, 1776718), (1876, 888359)]