278300262038

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{6469391}}^1$

素因数の和:6469687

約数の個数: 16

約数和(自身を含む): 423175869504

約数和(自身を除く): 144875607466

約数列:

[1, 2, 137, 157, 274, 314, 21509, 43018, 6469391, 12938782, 886306567, 1015694387, 1772613134, 2031388774, 139150131019, 278300262038]

約数ペア:

[(1, 278300262038), (2, 139150131019), (137, 2031388774), (157, 1772613134), (274, 1015694387), (314, 886306567), (21509, 12938782), (43018, 6469391)]