279997335317

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{13399}}^1\times {\mathrm{13757}}^1$

素因数の和:27201

約数の個数: 24

約数和(自身を含む): 336267532800

約数和(自身を除く): 56270197483

約数列:

[1, 7, 31, 49, 217, 1519, 13399, 13757, 93793, 96299, 415369, 426467, 656551, 674093, 2907583, 2985269, 20353081, 20896883, 184330043, 1290310301, 5714231333, 9032172107, 39999619331, 279997335317]

約数ペア:

[(1, 279997335317), (7, 39999619331), (31, 9032172107), (49, 5714231333), (217, 1290310301), (1519, 184330043), (13399, 20896883), (13757, 20353081), (93793, 2985269), (96299, 2907583), (415369, 674093), (426467, 656551)]