1780201668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{21192877}}^1$

素因数の和:21192891

約数の個数: 24

約数和(自身を含む): 4747204672

約数和(自身を除く): 2967003004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 21192877, 42385754, 63578631, 84771508, 127157262, 148350139, 254314524, 296700278, 445050417, 593400556, 890100834, 1780201668]

約数ペア:

[(1, 1780201668), (2, 890100834), (3, 593400556), (4, 445050417), (6, 296700278), (7, 254314524), (12, 148350139), (14, 127157262), (21, 84771508), (28, 63578631), (42, 42385754), (84, 21192877)]