690667197

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:410

約数の個数: 64

約数和(自身を含む): 1084243968

約数和(自身を除く): 393576771

約数列:

[1, 3, 11, 31, 33, 37, 71, 93, 111, 213, 257, 341, 407, 771, 781, 1023, 1147, 1221, 2201, 2343, 2627, 2827, 3441, 6603, 7881, 7967, 8481, 9509, 12617, 18247, 23901, 24211, 28527, 28897, 37851, 54741, 72633, 81437, 86691, 87637, 104599, 200717, 244311, 262911, 294779, 313797, 565657, 602151, 675139, 884337, 895807, 1696971, 2025417, 2687421, 3242569, 6222227, 7426529, 9727707, 18666681, 20929309, 22279587, 62787927, 230222399, 690667197]

約数ペア:

[(1, 690667197), (3, 230222399), (11, 62787927), (31, 22279587), (33, 20929309), (37, 18666681), (71, 9727707), (93, 7426529), (111, 6222227), (213, 3242569), (257, 2687421), (341, 2025417), (407, 1696971), (771, 895807), (781, 884337), (1023, 675139), (1147, 602151), (1221, 565657), (2201, 313797), (2343, 294779), (2627, 262911), (2827, 244311), (3441, 200717), (6603, 104599), (7881, 87637), (7967, 86691), (8481, 81437), (9509, 72633), (12617, 54741), (18247, 37851), (23901, 28897), (24211, 28527)]