345996854

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{6131}}^1$

素因数の和:6308

約数の個数: 32

約数和(自身を含む): 618105600

約数和(自身を除く): 272108746

約数列:

[1, 2, 7, 14, 29, 58, 139, 203, 278, 406, 973, 1946, 4031, 6131, 8062, 12262, 28217, 42917, 56434, 85834, 177799, 355598, 852209, 1244593, 1704418, 2489186, 5965463, 11930926, 24714061, 49428122, 172998427, 345996854]

約数ペア:

[(1, 345996854), (2, 172998427), (7, 49428122), (14, 24714061), (29, 11930926), (58, 5965463), (139, 2489186), (203, 1704418), (278, 1244593), (406, 852209), (973, 355598), (1946, 177799), (4031, 85834), (6131, 56434), (8062, 42917), (12262, 28217)]