13427739

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 22774752

約数和(自身を除く): 9347013

約数列:

[1, 3, 9, 13, 17, 39, 43, 51, 117, 129, 153, 157, 221, 387, 471, 559, 663, 731, 1413, 1677, 1989, 2041, 2193, 2669, 5031, 6123, 6579, 6751, 8007, 9503, 18369, 20253, 24021, 28509, 34697, 60759, 85527, 87763, 104091, 114767, 263289, 312273, 344301, 789867, 1032903, 1491971, 4475913, 13427739]

約数ペア:

[(1, 13427739), (3, 4475913), (9, 1491971), (13, 1032903), (17, 789867), (39, 344301), (43, 312273), (51, 263289), (117, 114767), (129, 104091), (153, 87763), (157, 85527), (221, 60759), (387, 34697), (471, 28509), (559, 24021), (663, 20253), (731, 18369), (1413, 9503), (1677, 8007), (1989, 6751), (2041, 6579), (2193, 6123), (2669, 5031)]