219144471

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{11981}}^1$

素因数の和:12071

約数の個数: 32

約数和(自身を含む): 365019648

約数和(自身を除く): 145875177

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 201, 273, 469, 871, 1407, 2613, 6097, 11981, 18291, 35943, 83867, 155753, 251601, 467259, 802727, 1090271, 2408181, 3270813, 5619089, 10435451, 16857267, 31306353, 73048157, 219144471]

約数ペア:

[(1, 219144471), (3, 73048157), (7, 31306353), (13, 16857267), (21, 10435451), (39, 5619089), (67, 3270813), (91, 2408181), (201, 1090271), (273, 802727), (469, 467259), (871, 251601), (1407, 155753), (2613, 83867), (6097, 35943), (11981, 18291)]