12540129

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3709}}^1$

素因数の和:3749

約数の個数: 24

約数和(自身を含む): 20301120

約数和(自身を除く): 7760991

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 3709, 11127, 25963, 77889, 85307, 181741, 255921, 545223, 597149, 1791447, 4180043, 12540129]

約数ペア:

[(1, 12540129), (3, 4180043), (7, 1791447), (21, 597149), (23, 545223), (49, 255921), (69, 181741), (147, 85307), (161, 77889), (483, 25963), (1127, 11127), (3381, 3709)]