257400297

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{6089}}^1$

素因数の和:6174

約数の個数: 48

約数和(自身を含む): 471219840

約数和(自身を除く): 213819543

約数列:

[1, 3, 7, 9, 11, 21, 33, 61, 63, 77, 99, 183, 231, 427, 549, 671, 693, 1281, 2013, 3843, 4697, 6039, 6089, 14091, 18267, 42273, 42623, 54801, 66979, 127869, 200937, 371429, 383607, 468853, 602811, 1114287, 1406559, 2600003, 3342861, 4085719, 4219677, 7800009, 12257157, 23400027, 28600033, 36771471, 85800099, 257400297]

約数ペア:

[(1, 257400297), (3, 85800099), (7, 36771471), (9, 28600033), (11, 23400027), (21, 12257157), (33, 7800009), (61, 4219677), (63, 4085719), (77, 3342861), (99, 2600003), (183, 1406559), (231, 1114287), (427, 602811), (549, 468853), (671, 383607), (693, 371429), (1281, 200937), (2013, 127869), (3843, 66979), (4697, 54801), (6039, 42623), (6089, 42273), (14091, 18267)]