289558478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{123007}}^1$

素因数の和:123127

約数の個数: 16

約数和(自身を含む): 478255104

約数和(自身を除く): 188696626

約数列:

[1, 2, 11, 22, 107, 214, 1177, 2354, 123007, 246014, 1353077, 2706154, 13161749, 26323498, 144779239, 289558478]

約数ペア:

[(1, 289558478), (2, 144779239), (11, 26323498), (22, 13161749), (107, 2706154), (214, 1353077), (1177, 246014), (2354, 123007)]