31456236

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{877}}^1$

素因数の和:959

約数の個数: 72

約数和(自身を含む): 86879856

約数和(自身を除く): 55423620

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 183, 196, 244, 294, 366, 427, 588, 732, 854, 877, 1281, 1708, 1754, 2562, 2631, 2989, 3508, 5124, 5262, 5978, 6139, 8967, 10524, 11956, 12278, 17934, 18417, 24556, 35868, 36834, 42973, 53497, 73668, 85946, 106994, 128919, 160491, 171892, 213988, 257838, 320982, 374479, 515676, 641964, 748958, 1123437, 1497916, 2246874, 2621353, 4493748, 5242706, 7864059, 10485412, 15728118, 31456236]

約数ペア:

[(1, 31456236), (2, 15728118), (3, 10485412), (4, 7864059), (6, 5242706), (7, 4493748), (12, 2621353), (14, 2246874), (21, 1497916), (28, 1123437), (42, 748958), (49, 641964), (61, 515676), (84, 374479), (98, 320982), (122, 257838), (147, 213988), (183, 171892), (196, 160491), (244, 128919), (294, 106994), (366, 85946), (427, 73668), (588, 53497), (732, 42973), (854, 36834), (877, 35868), (1281, 24556), (1708, 18417), (1754, 17934), (2562, 12278), (2631, 11956), (2989, 10524), (3508, 8967), (5124, 6139), (5262, 5978)]