212345955

素因数分解:

$3^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{6317}}^1$

素因数の和:6417

約数の個数: 40

約数和(自身を含む): 385296912

約数和(自身を除く): 172950957

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 83, 135, 249, 405, 415, 747, 1245, 2241, 3735, 6317, 6723, 11205, 18951, 31585, 33615, 56853, 94755, 170559, 284265, 511677, 524311, 852795, 1572933, 2558385, 2621555, 4718799, 7864665, 14156397, 23593995, 42469191, 70781985, 212345955]

約数ペア:

[(1, 212345955), (3, 70781985), (5, 42469191), (9, 23593995), (15, 14156397), (27, 7864665), (45, 4718799), (81, 2621555), (83, 2558385), (135, 1572933), (249, 852795), (405, 524311), (415, 511677), (747, 284265), (1245, 170559), (2241, 94755), (3735, 56853), (6317, 33615), (6723, 31585), (11205, 18951)]