257049519

素因数分解:

$3^1\times {\mathrm{191}}^1\times {\mathrm{239}}^1\times {\mathrm{1877}}^1$

素因数の和:2310

約数の個数: 16

約数和(自身を含む): 346152960

約数和(自身を除く): 89103441

約数列:

[1, 3, 191, 239, 573, 717, 1877, 5631, 45649, 136947, 358507, 448603, 1075521, 1345809, 85683173, 257049519]

約数ペア:

[(1, 257049519), (3, 85683173), (191, 1345809), (239, 1075521), (573, 448603), (717, 358507), (1877, 136947), (5631, 45649)]