27847911

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1229}}^1$

素因数の和:1335

約数の個数: 32

約数和(自身を含む): 46287360

約数和(自身を除く): 18439449

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 249, 273, 581, 1079, 1229, 1743, 3237, 3687, 7553, 8603, 15977, 22659, 25809, 47931, 102007, 111839, 306021, 335517, 714049, 1326091, 2142147, 3978273, 9282637, 27847911]

約数ペア:

[(1, 27847911), (3, 9282637), (7, 3978273), (13, 2142147), (21, 1326091), (39, 714049), (83, 335517), (91, 306021), (249, 111839), (273, 102007), (581, 47931), (1079, 25809), (1229, 22659), (1743, 15977), (3237, 8603), (3687, 7553)]