687708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{2729}}^1$

素因数の和:2746

約数の個数: 36

約数和(自身を含む): 1987440

約数和(自身を除く): 1299732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 2729, 5458, 8187, 10916, 16374, 19103, 24561, 32748, 38206, 49122, 57309, 76412, 98244, 114618, 171927, 229236, 343854, 687708]

約数ペア:

[(1, 687708), (2, 343854), (3, 229236), (4, 171927), (6, 114618), (7, 98244), (9, 76412), (12, 57309), (14, 49122), (18, 38206), (21, 32748), (28, 24561), (36, 19103), (42, 16374), (63, 10916), (84, 8187), (126, 5458), (252, 2729)]