4128645

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 6982272

約数和(自身を除く): 2853627

約数列:

[1, 3, 5, 15, 37, 43, 111, 129, 173, 185, 215, 519, 555, 645, 865, 1591, 2595, 4773, 6401, 7439, 7955, 19203, 22317, 23865, 32005, 37195, 96015, 111585, 275243, 825729, 1376215, 4128645]

約数ペア:

[(1, 4128645), (3, 1376215), (5, 825729), (15, 275243), (37, 111585), (43, 96015), (111, 37195), (129, 32005), (173, 23865), (185, 22317), (215, 19203), (519, 7955), (555, 7439), (645, 6401), (865, 4773), (1591, 2595)]