11912265

素因数分解:

$3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:523

約数の個数: 40

約数和(自身を含む): 21721920

約数和(自身を除く): 9809655

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 81, 135, 201, 335, 405, 439, 603, 1005, 1317, 1809, 2195, 3015, 3951, 5427, 6585, 9045, 11853, 19755, 27135, 29413, 35559, 59265, 88239, 147065, 177795, 264717, 441195, 794151, 1323585, 2382453, 3970755, 11912265]

約数ペア:

[(1, 11912265), (3, 3970755), (5, 2382453), (9, 1323585), (15, 794151), (27, 441195), (45, 264717), (67, 177795), (81, 147065), (135, 88239), (201, 59265), (335, 35559), (405, 29413), (439, 27135), (603, 19755), (1005, 11853), (1317, 9045), (1809, 6585), (2195, 5427), (3015, 3951)]