11991213

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:418

約数の個数: 32

約数和(自身を含む): 19353600

約数和(自身を除く): 7362387

約数列:

[1, 3, 9, 13, 27, 39, 117, 127, 269, 351, 381, 807, 1143, 1651, 2421, 3429, 3497, 4953, 7263, 10491, 14859, 31473, 34163, 44577, 94419, 102489, 307467, 444119, 922401, 1332357, 3997071, 11991213]

約数ペア:

[(1, 11991213), (3, 3997071), (9, 1332357), (13, 922401), (27, 444119), (39, 307467), (117, 102489), (127, 94419), (269, 44577), (351, 34163), (381, 31473), (807, 14859), (1143, 10491), (1651, 7263), (2421, 4953), (3429, 3497)]