138696512

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:447

約数の個数: 56

約数和(自身を含む): 282439872

約数和(自身を除く): 143743360

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 131, 142, 233, 262, 284, 466, 524, 568, 932, 1048, 1136, 1864, 2096, 2272, 3728, 4192, 4544, 7456, 8384, 9301, 14912, 16543, 18602, 30523, 33086, 37204, 61046, 66172, 74408, 122092, 132344, 148816, 244184, 264688, 297632, 488368, 529376, 595264, 976736, 1058752, 1953472, 2167133, 4334266, 8668532, 17337064, 34674128, 69348256, 138696512]

約数ペア:

[(1, 138696512), (2, 69348256), (4, 34674128), (8, 17337064), (16, 8668532), (32, 4334266), (64, 2167133), (71, 1953472), (131, 1058752), (142, 976736), (233, 595264), (262, 529376), (284, 488368), (466, 297632), (524, 264688), (568, 244184), (932, 148816), (1048, 132344), (1136, 122092), (1864, 74408), (2096, 66172), (2272, 61046), (3728, 37204), (4192, 33086), (4544, 30523), (7456, 18602), (8384, 16543), (9301, 14912)]