255576153

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{1523}}^1$

素因数の和:1725

約数の個数: 32

約数和(自身を含む): 399117312

約数和(自身を除く): 143541159

約数列:

[1, 3, 7, 21, 61, 131, 183, 393, 427, 917, 1281, 1523, 2751, 4569, 7991, 10661, 23973, 31983, 55937, 92903, 167811, 199513, 278709, 598539, 650321, 1396591, 1950963, 4189773, 12170293, 36510879, 85192051, 255576153]

約数ペア:

[(1, 255576153), (3, 85192051), (7, 36510879), (21, 12170293), (61, 4189773), (131, 1950963), (183, 1396591), (393, 650321), (427, 598539), (917, 278709), (1281, 199513), (1523, 167811), (2751, 92903), (4569, 55937), (7991, 31983), (10661, 23973)]