66287641

素因数分解:

$7^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:230

約数の個数: 36

約数和(自身を含む): 85115136

約数和(自身を除く): 18827495

約数列:

[1, 7, 17, 31, 49, 119, 151, 217, 289, 527, 833, 1057, 1519, 2023, 2567, 3689, 4681, 7399, 8959, 14161, 17969, 25823, 32767, 43639, 62713, 79577, 125783, 229369, 305473, 438991, 557039, 1352809, 2138311, 3899273, 9469663, 66287641]

約数ペア:

[(1, 66287641), (7, 9469663), (17, 3899273), (31, 2138311), (49, 1352809), (119, 557039), (151, 438991), (217, 305473), (289, 229369), (527, 125783), (833, 79577), (1057, 62713), (1519, 43639), (2023, 32767), (2567, 25823), (3689, 17969), (4681, 14161), (7399, 8959)]