647796304832

素因数分解:

$2^6\times {\mathrm{73}}^1\times {\mathrm{138655031}}^1$

素因数の和:138655116

約数の個数: 28

約数和(自身を含む): 1303079990736

約数和(自身を除く): 655283685904

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 146, 292, 584, 1168, 2336, 4672, 138655031, 277310062, 554620124, 1109240248, 2218480496, 4436960992, 8873921984, 10121817263, 20243634526, 40487269052, 80974538104, 161949076208, 323898152416, 647796304832]

約数ペア:

[(1, 647796304832), (2, 323898152416), (4, 161949076208), (8, 80974538104), (16, 40487269052), (32, 20243634526), (64, 10121817263), (73, 8873921984), (146, 4436960992), (292, 2218480496), (584, 1109240248), (1168, 554620124), (2336, 277310062), (4672, 138655031)]