7771004031

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{419}}^1\times {\mathrm{1777}}^1$

素因数の和:2284

約数の個数: 48

約数和(自身を含む): 12258812160

約数和(自身を除く): 4487808129

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 419, 497, 1257, 1491, 1777, 2933, 3479, 5331, 8799, 10437, 12439, 20531, 29749, 37317, 61593, 87073, 89247, 126167, 208243, 261219, 378501, 624729, 744563, 883169, 1457701, 2233689, 2649507, 4373103, 5211941, 6182183, 15635823, 18546549, 36483587, 52863973, 109450761, 158591919, 370047811, 1110143433, 2590334677, 7771004031]

約数ペア:

[(1, 7771004031), (3, 2590334677), (7, 1110143433), (21, 370047811), (49, 158591919), (71, 109450761), (147, 52863973), (213, 36483587), (419, 18546549), (497, 15635823), (1257, 6182183), (1491, 5211941), (1777, 4373103), (2933, 2649507), (3479, 2233689), (5331, 1457701), (8799, 883169), (10437, 744563), (12439, 624729), (20531, 378501), (29749, 261219), (37317, 208243), (61593, 126167), (87073, 89247)]