987430038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{1999}}^1$

素因数の和:2649

約数の個数: 64

約数和(自身を含む): 2380800000

約数和(自身を除く): 1393369962

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 619, 798, 1238, 1857, 1999, 3714, 3998, 4333, 5997, 8666, 11761, 11994, 12999, 13993, 23522, 25998, 27986, 35283, 37981, 41979, 70566, 75962, 82327, 83958, 113943, 164654, 227886, 246981, 265867, 493962, 531734, 797601, 1237381, 1595202, 2474762, 3712143, 7424286, 8661667, 17323334, 23510239, 25985001, 47020478, 51970002, 70530717, 141061434, 164571673, 329143346, 493715019, 987430038]

約数ペア:

[(1, 987430038), (2, 493715019), (3, 329143346), (6, 164571673), (7, 141061434), (14, 70530717), (19, 51970002), (21, 47020478), (38, 25985001), (42, 23510239), (57, 17323334), (114, 8661667), (133, 7424286), (266, 3712143), (399, 2474762), (619, 1595202), (798, 1237381), (1238, 797601), (1857, 531734), (1999, 493962), (3714, 265867), (3998, 246981), (4333, 227886), (5997, 164654), (8666, 113943), (11761, 83958), (11994, 82327), (12999, 75962), (13993, 70566), (23522, 41979), (25998, 37981), (27986, 35283)]