72971185

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 103428864

約数和(自身を除く): 30457679

約数列:

[1, 5, 7, 35, 41, 205, 211, 241, 287, 1055, 1205, 1435, 1477, 1687, 7385, 8435, 8651, 9881, 43255, 49405, 50851, 60557, 69167, 254255, 302785, 345835, 355957, 1779785, 2084891, 10424455, 14594237, 72971185]

約数ペア:

[(1, 72971185), (5, 14594237), (7, 10424455), (35, 2084891), (41, 1779785), (205, 355957), (211, 345835), (241, 302785), (287, 254255), (1055, 69167), (1205, 60557), (1435, 50851), (1477, 49405), (1687, 43255), (7385, 9881), (8435, 8651)]