197949759

素因数分解:

$3^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{4093}}^1$

素因数の和:4164

約数の個数: 32

約数和(自身を含む): 314419200

約数和(自身を除く): 116469441

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 343, 987, 1029, 2303, 4093, 6909, 12279, 16121, 28651, 48363, 85953, 192371, 200557, 577113, 601671, 1346597, 1403899, 4039791, 4211697, 9426179, 28278537, 65983253, 197949759]

約数ペア:

[(1, 197949759), (3, 65983253), (7, 28278537), (21, 9426179), (47, 4211697), (49, 4039791), (141, 1403899), (147, 1346597), (329, 601671), (343, 577113), (987, 200557), (1029, 192371), (2303, 85953), (4093, 48363), (6909, 28651), (12279, 16121)]