31052021

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{463}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 42405888

約数和(自身を除く): 11353867

約数列:

[1, 7, 11, 13, 67, 77, 91, 143, 463, 469, 737, 871, 1001, 3241, 5093, 5159, 6019, 6097, 9581, 31021, 35651, 42133, 66209, 67067, 217147, 341231, 403273, 463463, 2388617, 2822911, 4436003, 31052021]

約数ペア:

[(1, 31052021), (7, 4436003), (11, 2822911), (13, 2388617), (67, 463463), (77, 403273), (91, 341231), (143, 217147), (463, 67067), (469, 66209), (737, 42133), (871, 35651), (1001, 31021), (3241, 9581), (5093, 6097), (5159, 6019)]