15408905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2659}}^1$

素因数の和:2744

約数の個数: 16

約数和(自身を含む): 19790400

約数和(自身を除く): 4381495

約数列:

[1, 5, 19, 61, 95, 305, 1159, 2659, 5795, 13295, 50521, 162199, 252605, 810995, 3081781, 15408905]

約数ペア:

[(1, 15408905), (5, 3081781), (19, 810995), (61, 252605), (95, 162199), (305, 50521), (1159, 13295), (2659, 5795)]