28260752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7151}}^1$

素因数の和:7191

約数の個数: 40

約数和(自身を含む): 62079360

約数和(自身を除く): 33818608

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 7151, 14302, 28604, 57208, 92963, 114416, 135869, 185926, 271738, 371852, 543476, 743704, 1086952, 1487408, 1766297, 2173904, 3532594, 7065188, 14130376, 28260752]

約数ペア:

[(1, 28260752), (2, 14130376), (4, 7065188), (8, 3532594), (13, 2173904), (16, 1766297), (19, 1487408), (26, 1086952), (38, 743704), (52, 543476), (76, 371852), (104, 271738), (152, 185926), (208, 135869), (247, 114416), (304, 92963), (494, 57208), (988, 28604), (1976, 14302), (3952, 7151)]