2780451058

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1\times {\mathrm{9041}}^1$

素因数の和:11058

約数の個数: 32

約数和(自身を含む): 5202983808

約数和(自身を除く): 2422532750

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1997, 3994, 9041, 13979, 18082, 21967, 27958, 43934, 63287, 99451, 126574, 153769, 198902, 307538, 696157, 1392314, 18054877, 36109754, 126384139, 198603647, 252768278, 397207294, 1390225529, 2780451058]

約数ペア:

[(1, 2780451058), (2, 1390225529), (7, 397207294), (11, 252768278), (14, 198603647), (22, 126384139), (77, 36109754), (154, 18054877), (1997, 1392314), (3994, 696157), (9041, 307538), (13979, 198902), (18082, 153769), (21967, 126574), (27958, 99451), (43934, 63287)]