131987968

素因数分解:

$2^9\times 7^2\times {\mathrm{5261}}^1$

素因数の和:5293

約数の個数: 60

約数和(自身を含む): 306832482

約数和(自身を除く): 174844514

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1568, 1792, 3136, 3584, 5261, 6272, 10522, 12544, 21044, 25088, 36827, 42088, 73654, 84176, 147308, 168352, 257789, 294616, 336704, 515578, 589232, 673408, 1031156, 1178464, 1346816, 2062312, 2356928, 2693632, 4124624, 4713856, 8249248, 9427712, 16498496, 18855424, 32996992, 65993984, 131987968]

約数ペア:

[(1, 131987968), (2, 65993984), (4, 32996992), (7, 18855424), (8, 16498496), (14, 9427712), (16, 8249248), (28, 4713856), (32, 4124624), (49, 2693632), (56, 2356928), (64, 2062312), (98, 1346816), (112, 1178464), (128, 1031156), (196, 673408), (224, 589232), (256, 515578), (392, 336704), (448, 294616), (512, 257789), (784, 168352), (896, 147308), (1568, 84176), (1792, 73654), (3136, 42088), (3584, 36827), (5261, 25088), (6272, 21044), (10522, 12544)]