131489645

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{577}}^1$

素因数の和:989

約数の個数: 32

約数和(自身を含む): 191766528

約数和(自身を除く): 60276883

約数列:

[1, 5, 7, 17, 35, 85, 119, 383, 577, 595, 1915, 2681, 2885, 4039, 6511, 9809, 13405, 20195, 32555, 45577, 49045, 68663, 220991, 227885, 343315, 1104955, 1546937, 3756847, 7734685, 18784235, 26297929, 131489645]

約数ペア:

[(1, 131489645), (5, 26297929), (7, 18784235), (17, 7734685), (35, 3756847), (85, 1546937), (119, 1104955), (383, 343315), (577, 227885), (595, 220991), (1915, 68663), (2681, 49045), (2885, 45577), (4039, 32555), (6511, 20195), (9809, 13405)]