129178538

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1\times {\mathrm{1109}}^1$

素因数の和:1669

約数の個数: 16

約数和(自身を含む): 195804000

約数和(自身を除く): 66625462

約数列:

[1, 2, 139, 278, 419, 838, 1109, 2218, 58241, 116482, 154151, 308302, 464671, 929342, 64589269, 129178538]

約数ペア:

[(1, 129178538), (2, 64589269), (139, 929342), (278, 464671), (419, 308302), (838, 154151), (1109, 116482), (2218, 58241)]