131569208

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{2693}}^1$

素因数の和:2927

約数の個数: 32

約数和(自身を含む): 256037760

約数和(自身を除く): 124468552

約数列:

[1, 2, 4, 8, 31, 62, 124, 197, 248, 394, 788, 1576, 2693, 5386, 6107, 10772, 12214, 21544, 24428, 48856, 83483, 166966, 333932, 530521, 667864, 1061042, 2122084, 4244168, 16446151, 32892302, 65784604, 131569208]

約数ペア:

[(1, 131569208), (2, 65784604), (4, 32892302), (8, 16446151), (31, 4244168), (62, 2122084), (124, 1061042), (197, 667864), (248, 530521), (394, 333932), (788, 166966), (1576, 83483), (2693, 48856), (5386, 24428), (6107, 21544), (10772, 12214)]