388449985

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{19037}}^1$

素因数の和:19113

約数の個数: 32

約数和(自身を含む): 592157952

約数和(自身を除く): 203707967

約数列:

[1, 5, 7, 11, 35, 53, 55, 77, 265, 371, 385, 583, 1855, 2915, 4081, 19037, 20405, 95185, 133259, 209407, 666295, 1008961, 1047035, 1465849, 5044805, 7062727, 7329245, 11098571, 35313635, 55492855, 77689997, 388449985]

約数ペア:

[(1, 388449985), (5, 77689997), (7, 55492855), (11, 35313635), (35, 11098571), (53, 7329245), (55, 7062727), (77, 5044805), (265, 1465849), (371, 1047035), (385, 1008961), (583, 666295), (1855, 209407), (2915, 133259), (4081, 95185), (19037, 20405)]