1777191494

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{499}}^1$

素因数の和:825

約数の個数: 48

約数和(自身を含む): 2974482000

約数和(自身を除く): 1197290506

約数列:

[1, 2, 13, 26, 41, 82, 169, 257, 338, 499, 514, 533, 998, 1066, 3341, 6487, 6682, 6929, 10537, 12974, 13858, 20459, 21074, 40918, 43433, 84331, 86866, 128243, 136981, 168662, 256486, 265967, 273962, 531934, 1667159, 1780753, 3334318, 3457571, 3561506, 5257963, 6915142, 10515926, 21673067, 43346134, 68353519, 136707038, 888595747, 1777191494]

約数ペア:

[(1, 1777191494), (2, 888595747), (13, 136707038), (26, 68353519), (41, 43346134), (82, 21673067), (169, 10515926), (257, 6915142), (338, 5257963), (499, 3561506), (514, 3457571), (533, 3334318), (998, 1780753), (1066, 1667159), (3341, 531934), (6487, 273962), (6682, 265967), (6929, 256486), (10537, 168662), (12974, 136981), (13858, 128243), (20459, 86866), (21074, 84331), (40918, 43433)]