1313131486

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 2023096320

約数和(自身を除く): 709964834

約数列:

[1, 2, 97, 127, 194, 223, 239, 254, 446, 478, 12319, 21631, 23183, 24638, 28321, 30353, 43262, 46366, 53297, 56642, 60706, 106594, 2747137, 2944241, 5169809, 5494274, 5888482, 6768719, 10339618, 13537438, 656565743, 1313131486]

約数ペア:

[(1, 1313131486), (2, 656565743), (97, 13537438), (127, 10339618), (194, 6768719), (223, 5888482), (239, 5494274), (254, 5169809), (446, 2944241), (478, 2747137), (12319, 106594), (21631, 60706), (23183, 56642), (24638, 53297), (28321, 46366), (30353, 43262)]