128597979

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{12671}}^1$

素因数の和:12890

約数の個数: 16

約数和(自身を含む): 182476800

約数和(自身を除く): 53878821

約数列:

[1, 3, 17, 51, 199, 597, 3383, 10149, 12671, 38013, 215407, 646221, 2521529, 7564587, 42865993, 128597979]

約数ペア:

[(1, 128597979), (3, 42865993), (17, 7564587), (51, 2521529), (199, 646221), (597, 215407), (3383, 38013), (10149, 12671)]