127988169

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 183168000

約数和(自身を除く): 55179831

約数列:

[1, 3, 23, 59, 69, 149, 177, 211, 447, 633, 1357, 3427, 4071, 4853, 8791, 10281, 12449, 14559, 26373, 31439, 37347, 94317, 202193, 286327, 606579, 723097, 858981, 1854901, 2169291, 5564703, 42662723, 127988169]

約数ペア:

[(1, 127988169), (3, 42662723), (23, 5564703), (59, 2169291), (69, 1854901), (149, 858981), (177, 723097), (211, 606579), (447, 286327), (633, 202193), (1357, 94317), (3427, 37347), (4071, 31439), (4853, 26373), (8791, 14559), (10281, 12449)]