12767859

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 21228480

約数和(自身を除く): 8460621

約数列:

[1, 3, 9, 13, 29, 39, 53, 71, 87, 117, 159, 213, 261, 377, 477, 639, 689, 923, 1131, 1537, 2059, 2067, 2769, 3393, 3763, 4611, 6177, 6201, 8307, 11289, 13833, 18531, 19981, 26767, 33867, 48919, 59943, 80301, 109127, 146757, 179829, 240903, 327381, 440271, 982143, 1418651, 4255953, 12767859]

約数ペア:

[(1, 12767859), (3, 4255953), (9, 1418651), (13, 982143), (29, 440271), (39, 327381), (53, 240903), (71, 179829), (87, 146757), (117, 109127), (159, 80301), (213, 59943), (261, 48919), (377, 33867), (477, 26767), (639, 19981), (689, 18531), (923, 13833), (1131, 11289), (1537, 8307), (2059, 6201), (2067, 6177), (2769, 4611), (3393, 3763)]