28155874

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{4409}}^1$

素因数の和:4545

約数の個数: 16

約数和(自身を含む): 44029440

約数和(自身を除く): 15873566

約数列:

[1, 2, 31, 62, 103, 206, 3193, 4409, 6386, 8818, 136679, 273358, 454127, 908254, 14077937, 28155874]

約数ペア:

[(1, 28155874), (2, 14077937), (31, 908254), (62, 454127), (103, 273358), (206, 136679), (3193, 8818), (4409, 6386)]