71975303

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{61}}^2$

素因数の和:203

約数の個数: 18

約数和(自身を含む): 79079832

約数和(自身を除く): 7104529

約数列:

[1, 23, 29, 61, 667, 841, 1403, 1769, 3721, 19343, 40687, 51301, 85583, 107909, 1179923, 2481907, 3129361, 71975303]

約数ペア:

[(1, 71975303), (23, 3129361), (29, 2481907), (61, 1179923), (667, 107909), (841, 85583), (1403, 51301), (1769, 40687), (3721, 19343)]