2810508729

素因数分解:

$3^1\times 7^3\times {\mathrm{641}}^1\times {\mathrm{4261}}^1$

素因数の和:4926

約数の個数: 32

約数和(自身を含む): 4377926400

約数和(自身を除く): 1567417671

約数列:

[1, 3, 7, 21, 49, 147, 343, 641, 1029, 1923, 4261, 4487, 12783, 13461, 29827, 31409, 89481, 94227, 208789, 219863, 626367, 659589, 1461523, 2731301, 4384569, 8193903, 19119107, 57357321, 133833749, 401501247, 936836243, 2810508729]

約数ペア:

[(1, 2810508729), (3, 936836243), (7, 401501247), (21, 133833749), (49, 57357321), (147, 19119107), (343, 8193903), (641, 4384569), (1029, 2731301), (1923, 1461523), (4261, 659589), (4487, 626367), (12783, 219863), (13461, 208789), (29827, 94227), (31409, 89481)]