28193361

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{523}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 45877248

約数和(自身を除く): 17683887

約数列:

[1, 3, 7, 17, 21, 51, 119, 151, 357, 453, 523, 1057, 1569, 2567, 3171, 3661, 7701, 8891, 10983, 17969, 26673, 53907, 62237, 78973, 186711, 236919, 552811, 1342541, 1658433, 4027623, 9397787, 28193361]

約数ペア:

[(1, 28193361), (3, 9397787), (7, 4027623), (17, 1658433), (21, 1342541), (51, 552811), (119, 236919), (151, 186711), (357, 78973), (453, 62237), (523, 53907), (1057, 26673), (1569, 17969), (2567, 10983), (3171, 8891), (3661, 7701)]