57213775

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 73209600

約数和(自身を除く): 15995825

約数列:

[1, 5, 25, 59, 79, 295, 395, 491, 1475, 1975, 2455, 4661, 12275, 23305, 28969, 38789, 116525, 144845, 193945, 724225, 969725, 2288551, 11442755, 57213775]

約数ペア:

[(1, 57213775), (5, 11442755), (25, 2288551), (59, 969725), (79, 724225), (295, 193945), (395, 144845), (491, 116525), (1475, 38789), (1975, 28969), (2455, 23305), (4661, 12275)]