11981358

素因数分解:

$2^1\times 3^5\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 27321840

約数和(自身を除く): 15340482

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 89, 162, 178, 243, 267, 277, 486, 534, 554, 801, 831, 1602, 1662, 2403, 2493, 4806, 4986, 7209, 7479, 14418, 14958, 21627, 22437, 24653, 43254, 44874, 49306, 67311, 73959, 134622, 147918, 221877, 443754, 665631, 1331262, 1996893, 3993786, 5990679, 11981358]

約数ペア:

[(1, 11981358), (2, 5990679), (3, 3993786), (6, 1996893), (9, 1331262), (18, 665631), (27, 443754), (54, 221877), (81, 147918), (89, 134622), (162, 73959), (178, 67311), (243, 49306), (267, 44874), (277, 43254), (486, 24653), (534, 22437), (554, 21627), (801, 14958), (831, 14418), (1602, 7479), (1662, 7209), (2403, 4986), (2493, 4806)]