16053993

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 24577280

約数和(自身を除く): 8523287

約数列:

[1, 3, 9, 19, 57, 171, 223, 421, 669, 1263, 2007, 3789, 4237, 7999, 12711, 23997, 38133, 71991, 93883, 281649, 844947, 1783777, 5351331, 16053993]

約数ペア:

[(1, 16053993), (3, 5351331), (9, 1783777), (19, 844947), (57, 281649), (171, 93883), (223, 71991), (421, 38133), (669, 23997), (1263, 12711), (2007, 7999), (3789, 4237)]