13887237

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^3\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 48

約数和(自身を含む): 23876160

約数和(自身を除く): 9988923

約数列:

[1, 3, 7, 13, 21, 39, 43, 49, 91, 129, 147, 169, 273, 301, 507, 559, 637, 903, 1183, 1677, 1911, 2107, 2197, 3549, 3913, 6321, 6591, 7267, 8281, 11739, 15379, 21801, 24843, 27391, 46137, 50869, 82173, 94471, 107653, 152607, 283413, 322959, 356083, 661297, 1068249, 1983891, 4629079, 13887237]

約数ペア:

[(1, 13887237), (3, 4629079), (7, 1983891), (13, 1068249), (21, 661297), (39, 356083), (43, 322959), (49, 283413), (91, 152607), (129, 107653), (147, 94471), (169, 82173), (273, 50869), (301, 46137), (507, 27391), (559, 24843), (637, 21801), (903, 15379), (1183, 11739), (1677, 8281), (1911, 7267), (2107, 6591), (2197, 6321), (3549, 3913)]