13120461

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{3767}}^1$

素因数の和:3822

約数の個数: 20

約数和(自身を含む): 20060832

約数和(自身を除く): 6940371

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 3767, 11301, 33903, 101709, 161981, 305127, 485943, 1457829, 4373487, 13120461]

約数ペア:

[(1, 13120461), (3, 4373487), (9, 1457829), (27, 485943), (43, 305127), (81, 161981), (129, 101709), (387, 33903), (1161, 11301), (3483, 3767)]