128932011

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{7019}}^1$

素因数の和:7195

約数の個数: 24

約数和(自身を含む): 201867120

約数和(自身を除く): 72935109

約数列:

[1, 3, 9, 13, 39, 117, 157, 471, 1413, 2041, 6123, 7019, 18369, 21057, 63171, 91247, 273741, 821223, 1101983, 3305949, 9917847, 14325779, 42977337, 128932011]

約数ペア:

[(1, 128932011), (3, 42977337), (9, 14325779), (13, 9917847), (39, 3305949), (117, 1101983), (157, 821223), (471, 273741), (1413, 91247), (2041, 63171), (6123, 21057), (7019, 18369)]