128439603

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{6871}}^1$

素因数の和:6975

約数の個数: 24

約数和(自身を含む): 194395136

約数和(自身を除く): 65955533

約数列:

[1, 3, 9, 31, 67, 93, 201, 279, 603, 2077, 6231, 6871, 18693, 20613, 61839, 213001, 460357, 639003, 1381071, 1917009, 4143213, 14271067, 42813201, 128439603]

約数ペア:

[(1, 128439603), (3, 42813201), (9, 14271067), (31, 4143213), (67, 1917009), (93, 1381071), (201, 639003), (279, 460357), (603, 213001), (2077, 61839), (6231, 20613), (6871, 18693)]