1553204125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{1129603}}^1$

素因数の和:1129629

約数の個数: 16

約数和(自身を含む): 2114618688

約数和(自身を除く): 561414563

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 1129603, 5648015, 12425633, 28240075, 62128165, 141200375, 310640825, 1553204125]

約数ペア:

[(1, 1553204125), (5, 310640825), (11, 141200375), (25, 62128165), (55, 28240075), (125, 12425633), (275, 5648015), (1375, 1129603)]