39703881

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{12689}}^1$

素因数の和:12848

約数の個数: 16

約数和(自身を含む): 60912000

約数和(自身を除く): 21208119

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 12689, 38067, 88823, 266469, 1890661, 5671983, 13234627, 39703881]

約数ペア:

[(1, 39703881), (3, 13234627), (7, 5671983), (21, 1890661), (149, 266469), (447, 88823), (1043, 38067), (3129, 12689)]