289730079

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{347}}^1\times {\mathrm{821}}^1$

素因数の和:1287

約数の個数: 24

約数和(自身を含む): 423934992

約数和(自身を除く): 134204913

約数列:

[1, 3, 9, 113, 339, 347, 821, 1017, 1041, 2463, 3123, 7389, 39211, 92773, 117633, 278319, 284887, 352899, 834957, 854661, 2563983, 32192231, 96576693, 289730079]

約数ペア:

[(1, 289730079), (3, 96576693), (9, 32192231), (113, 2563983), (339, 854661), (347, 834957), (821, 352899), (1017, 284887), (1041, 278319), (2463, 117633), (3123, 92773), (7389, 39211)]