168861021

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{151717}}^1$

素因数の和:151780

約数の個数: 16

約数和(自身を含む): 262168704

約数和(自身を除く): 93307683

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 151717, 455151, 1062019, 3186057, 8041001, 24123003, 56287007, 168861021]

約数ペア:

[(1, 168861021), (3, 56287007), (7, 24123003), (21, 8041001), (53, 3186057), (159, 1062019), (371, 455151), (1113, 151717)]