12007791

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 19008000

約数和(自身を除く): 7000209

約数列:

[1, 3, 9, 19, 27, 57, 89, 171, 263, 267, 513, 789, 801, 1691, 2367, 2403, 4997, 5073, 7101, 14991, 15219, 23407, 44973, 45657, 70221, 134919, 210663, 444733, 631989, 1334199, 4002597, 12007791]

約数ペア:

[(1, 12007791), (3, 4002597), (9, 1334199), (19, 631989), (27, 444733), (57, 210663), (89, 134919), (171, 70221), (263, 45657), (267, 44973), (513, 23407), (789, 15219), (801, 14991), (1691, 7101), (2367, 5073), (2403, 4997)]