199983810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{512779}}^1$

素因数の和:512802

約数の個数: 32

約数和(自身を含む): 516882240

約数和(自身を除く): 316898430

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 512779, 1025558, 1538337, 2563895, 3076674, 5127790, 6666127, 7691685, 13332254, 15383370, 19998381, 33330635, 39996762, 66661270, 99991905, 199983810]

約数ペア:

[(1, 199983810), (2, 99991905), (3, 66661270), (5, 39996762), (6, 33330635), (10, 19998381), (13, 15383370), (15, 13332254), (26, 7691685), (30, 6666127), (39, 5127790), (65, 3076674), (78, 2563895), (130, 1538337), (195, 1025558), (390, 512779)]