253118979

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{407599}}^1$

素因数の和:407631

約数の個数: 16

約数和(自身を含む): 391296000

約数和(自身を除く): 138177021

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 407599, 1222797, 3668391, 9374777, 11005173, 28124331, 84372993, 253118979]

約数ペア:

[(1, 253118979), (3, 84372993), (9, 28124331), (23, 11005173), (27, 9374777), (69, 3668391), (207, 1222797), (621, 407599)]