121225428

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{78311}}^1$

素因数の和:78364

約数の個数: 36

約数和(自身を含む): 313561248

約数和(自身を除く): 192335820

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 78311, 156622, 234933, 313244, 469866, 704799, 939732, 1409598, 2819196, 3367373, 6734746, 10102119, 13469492, 20204238, 30306357, 40408476, 60612714, 121225428]

約数ペア:

[(1, 121225428), (2, 60612714), (3, 40408476), (4, 30306357), (6, 20204238), (9, 13469492), (12, 10102119), (18, 6734746), (36, 3367373), (43, 2819196), (86, 1409598), (129, 939732), (172, 704799), (258, 469866), (387, 313244), (516, 234933), (774, 156622), (1548, 78311)]