81298666

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1\times {\mathrm{1259}}^1$

素因数の和:1733

約数の個数: 16

約数和(自身を含む): 123832800

約数和(自身を除く): 42534134

約数列:

[1, 2, 83, 166, 389, 778, 1259, 2518, 32287, 64574, 104497, 208994, 489751, 979502, 40649333, 81298666]

約数ペア:

[(1, 81298666), (2, 40649333), (83, 979502), (166, 489751), (389, 208994), (778, 104497), (1259, 64574), (2518, 32287)]