1788081490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{121721}}^1$

素因数の和:121854

約数の個数: 32

約数和(自身を含む): 3496829616

約数和(自身を除く): 1708748126

約数列:

[1, 2, 5, 10, 13, 26, 65, 113, 130, 226, 565, 1130, 1469, 2938, 7345, 14690, 121721, 243442, 608605, 1217210, 1582373, 3164746, 7911865, 13754473, 15823730, 27508946, 68772365, 137544730, 178808149, 357616298, 894040745, 1788081490]

約数ペア:

[(1, 1788081490), (2, 894040745), (5, 357616298), (10, 178808149), (13, 137544730), (26, 68772365), (65, 27508946), (113, 15823730), (130, 13754473), (226, 7911865), (565, 3164746), (1130, 1582373), (1469, 1217210), (2938, 608605), (7345, 243442), (14690, 121721)]