28007835

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 46303488

約数和(自身を除く): 18295653

約数列:

[1, 3, 5, 15, 43, 129, 173, 215, 251, 519, 645, 753, 865, 1255, 2595, 3765, 7439, 10793, 22317, 32379, 37195, 43423, 53965, 111585, 130269, 161895, 217115, 651345, 1867189, 5601567, 9335945, 28007835]

約数ペア:

[(1, 28007835), (3, 9335945), (5, 5601567), (15, 1867189), (43, 651345), (129, 217115), (173, 161895), (215, 130269), (251, 111585), (519, 53965), (645, 43423), (753, 37195), (865, 32379), (1255, 22317), (2595, 10793), (3765, 7439)]