4778991

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2447}}^1$

素因数の和:2491

約数の個数: 24

約数和(自身を含む): 8146944

約数和(自身を除く): 3367953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 2447, 7341, 17129, 22023, 51387, 75857, 154161, 227571, 530999, 682713, 1592997, 4778991]

約数ペア:

[(1, 4778991), (3, 1592997), (7, 682713), (9, 530999), (21, 227571), (31, 154161), (63, 75857), (93, 51387), (217, 22023), (279, 17129), (651, 7341), (1953, 2447)]