172920909

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{134989}}^1$

素因数の和:135060

約数の個数: 16

約数和(自身を含む): 267820160

約数和(自身を除く): 94899251

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 134989, 404967, 944923, 2834769, 8234329, 24702987, 57640303, 172920909]

約数ペア:

[(1, 172920909), (3, 57640303), (7, 24702987), (21, 8234329), (61, 2834769), (183, 944923), (427, 404967), (1281, 134989)]