123255328

素因数分解:

$2^5\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1307}}^1$

素因数の和:1745

約数の個数: 48

約数和(自身を含む): 278195904

約数和(自身を除く): 154940576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 421, 842, 1307, 1684, 2614, 2947, 3368, 5228, 5894, 6736, 9149, 10456, 11788, 13472, 18298, 20912, 23576, 36596, 41824, 47152, 73192, 94304, 146384, 292768, 550247, 1100494, 2200988, 3851729, 4401976, 7703458, 8803952, 15406916, 17607904, 30813832, 61627664, 123255328]

約数ペア:

[(1, 123255328), (2, 61627664), (4, 30813832), (7, 17607904), (8, 15406916), (14, 8803952), (16, 7703458), (28, 4401976), (32, 3851729), (56, 2200988), (112, 1100494), (224, 550247), (421, 292768), (842, 146384), (1307, 94304), (1684, 73192), (2614, 47152), (2947, 41824), (3368, 36596), (5228, 23576), (5894, 20912), (6736, 18298), (9149, 13472), (10456, 11788)]