216703487

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5851}}^1$

素因数の和:5919

約数の個数: 32

約数和(自身を含む): 298873344

約数和(自身を除く): 82169857

約数列:

[1, 7, 11, 13, 37, 77, 91, 143, 259, 407, 481, 1001, 2849, 3367, 5291, 5851, 37037, 40957, 64361, 76063, 216487, 450527, 532441, 836693, 1515409, 2381357, 2814331, 5856851, 16669499, 19700317, 30957641, 216703487]

約数ペア:

[(1, 216703487), (7, 30957641), (11, 19700317), (13, 16669499), (37, 5856851), (77, 2814331), (91, 2381357), (143, 1515409), (259, 836693), (407, 532441), (481, 450527), (1001, 216487), (2849, 76063), (3367, 64361), (5291, 40957), (5851, 37037)]