217198805

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{587}}^1\times {\mathrm{1721}}^1$

素因数の和:2356

約数の個数: 16

約数和(自身を含む): 267309504

約数和(自身を除く): 50110699

約数列:

[1, 5, 43, 215, 587, 1721, 2935, 8605, 25241, 74003, 126205, 370015, 1010227, 5051135, 43439761, 217198805]

約数ペア:

[(1, 217198805), (5, 43439761), (43, 5051135), (215, 1010227), (587, 370015), (1721, 126205), (2935, 74003), (8605, 25241)]