31778433

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{701}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 49870080

約数和(自身を除く): 18091647

約数列:

[1, 3, 9, 23, 27, 69, 73, 207, 219, 621, 657, 701, 1679, 1971, 2103, 5037, 6309, 15111, 16123, 18927, 45333, 48369, 51173, 145107, 153519, 435321, 460557, 1176979, 1381671, 3530937, 10592811, 31778433]

約数ペア:

[(1, 31778433), (3, 10592811), (9, 3530937), (23, 1381671), (27, 1176979), (69, 460557), (73, 435321), (207, 153519), (219, 145107), (621, 51173), (657, 48369), (701, 45333), (1679, 18927), (1971, 16123), (2103, 15111), (5037, 6309)]