217465782

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{4051}}^1$

素因数の和:4468

約数の個数: 32

約数和(自身を含む): 455120640

約数和(自身を除く): 237654858

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 389, 778, 1167, 2334, 4051, 8102, 8947, 12153, 17894, 24306, 26841, 53682, 93173, 186346, 279519, 559038, 1575839, 3151678, 4727517, 9455034, 36244297, 72488594, 108732891, 217465782]

約数ペア:

[(1, 217465782), (2, 108732891), (3, 72488594), (6, 36244297), (23, 9455034), (46, 4727517), (69, 3151678), (138, 1575839), (389, 559038), (778, 279519), (1167, 186346), (2334, 93173), (4051, 53682), (8102, 26841), (8947, 24306), (12153, 17894)]