257130822

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{29173}}^1$

素因数の和:29304

約数の個数: 32

約数和(自身を含む): 558740448

約数和(自身を除く): 301609626

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 113, 226, 339, 678, 1469, 2938, 4407, 8814, 29173, 58346, 87519, 175038, 379249, 758498, 1137747, 2275494, 3296549, 6593098, 9889647, 19779294, 42855137, 85710274, 128565411, 257130822]

約数ペア:

[(1, 257130822), (2, 128565411), (3, 85710274), (6, 42855137), (13, 19779294), (26, 9889647), (39, 6593098), (78, 3296549), (113, 2275494), (226, 1137747), (339, 758498), (678, 379249), (1469, 175038), (2938, 87519), (4407, 58346), (8814, 29173)]