28216510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{13003}}^1$

素因数の和:13048

約数の個数: 32

約数和(自身を含む): 59922432

約数和(自身を除く): 31705922

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 13003, 26006, 65015, 91021, 130030, 182042, 403093, 455105, 806186, 910210, 2015465, 2821651, 4030930, 5643302, 14108255, 28216510]

約数ペア:

[(1, 28216510), (2, 14108255), (5, 5643302), (7, 4030930), (10, 2821651), (14, 2015465), (31, 910210), (35, 806186), (62, 455105), (70, 403093), (155, 182042), (217, 130030), (310, 91021), (434, 65015), (1085, 26006), (2170, 13003)]