178020138

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^2\times {\mathrm{56087}}^1$

素因数の和:56138

約数の個数: 24

約数和(自身を含む): 372199968

約数和(自身を除く): 194179830

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 529, 1058, 1587, 3174, 56087, 112174, 168261, 336522, 1290001, 2580002, 3870003, 7740006, 29670023, 59340046, 89010069, 178020138]

約数ペア:

[(1, 178020138), (2, 89010069), (3, 59340046), (6, 29670023), (23, 7740006), (46, 3870003), (69, 2580002), (138, 1290001), (529, 336522), (1058, 168261), (1587, 112174), (3174, 56087)]