1987263963

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{8269}}^1$

素因数の和:8350

約数の個数: 48

約数和(自身を含む): 3178855680

約数和(自身を除く): 1191591717

約数列:

[1, 3, 9, 23, 27, 43, 69, 81, 129, 207, 243, 387, 621, 989, 1161, 1863, 2967, 3483, 5589, 8269, 8901, 10449, 24807, 26703, 74421, 80109, 190187, 223263, 240327, 355567, 570561, 669789, 1066701, 1711683, 2009367, 3200103, 5135049, 8178041, 9600309, 15405147, 24534123, 28800927, 46215441, 73602369, 86402781, 220807107, 662421321, 1987263963]

約数ペア:

[(1, 1987263963), (3, 662421321), (9, 220807107), (23, 86402781), (27, 73602369), (43, 46215441), (69, 28800927), (81, 24534123), (129, 15405147), (207, 9600309), (243, 8178041), (387, 5135049), (621, 3200103), (989, 2009367), (1161, 1711683), (1863, 1066701), (2967, 669789), (3483, 570561), (5589, 355567), (8269, 240327), (8901, 223263), (10449, 190187), (24807, 80109), (26703, 74421)]