164405493

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{84181}}^1$

素因数の和:84225

約数の個数: 24

約数和(自身を含む): 280157696

約数和(自身を除く): 115752203

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 84181, 252543, 589267, 757629, 1767801, 2609611, 5303403, 7828833, 18267277, 23486499, 54801831, 164405493]

約数ペア:

[(1, 164405493), (3, 54801831), (7, 23486499), (9, 18267277), (21, 7828833), (31, 5303403), (63, 2609611), (93, 1767801), (217, 757629), (279, 589267), (651, 252543), (1953, 84181)]